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# Best No Spill Straw Sippy Cup for a Diaper Bag
- URL: https://willtosip.com/best-no-spill-straw-sippy-cup/
- Published: 2026-09-07T06:31:22.000Z
- Updated: 2026-09-07T09:49:28.000Z
- Description: A straw cup's valve and lid design decide whether your diaper bag stays dry. Six picks compared on capacity, weight and closure, from a 9 oz single cup to a 5-pack of 12 oz tumblers.
- Author: Jody Sargent
- Tags: Insulated Beverage Containers, #Baby Gear, #Feeding

The best no spill straw sippy cup is the Nuby No-Spill Sippy Cup with Flex Straw, a 10.1 oz cup whose soft silicone straw carries a valve that only opens under suction. If your child still turns the cup upside down mid-drink, the Dr. Brown's Milestones Baby's First Straw Cup and its weighted straw is the smarter first buy at 9 oz.

One number decides this whole field, and it isn't capacity. It's whether the straw has a weight on the bottom. That single detail separates a cup a toddler can drink from lying back in a car seat from one that needs to stay upright. Two of these six have it.

In this guide
1. [Best no spill straw sippy cup at a glance](#best-no-spill-straw-sippy-cup-at-a-glance)
2. [How I screened the field down to six no spill straw sippy cup picks](#how-i-screened-the-field-down-to-six-no-spill-straw-sippy-cup-picks)
3. [What actually decides a no spill straw sippy cup?](#what-actually-decides-a-no-spill-straw-sippy-cup)
4. [1\. Nuby No-Spill Sippy Cup with Flex Straw — Best overall](#1-nuby-no-spill-sippy-cup-with-flex-straw-%E2%80%94-best-overall)
5. [2\. Dr. Brown's Milestones Baby's First Straw Cup — Best budget pick](#2-dr-browns-milestones-babys-first-straw-cup-%E2%80%94-best-budget-pick)
6. [3\. Munchkin Any Angle Weighted Toddler Straw Cups — Best for pros](#3-munchkin-any-angle-weighted-toddler-straw-cups-%E2%80%94-best-for-pros)
7. [4\. Zak Designs Kelso Toddler Cups For Travel or At Home — Best upgrade](#4-zak-designs-kelso-toddler-cups-for-travel-or-at-home-%E2%80%94-best-upgrade)
8. [5\. The First Years Squeeze & Sip Straw Cups — Best minimal setup](#5-the-first-years-squeeze-sip-straw-cups-%E2%80%94-best-minimal-setup)
9. [6\. REDUCE GoGo's Kids 5-Pack 12oz Tumbler Cups with Lids & Straws — Best premium](#6-reduce-gogos-kids-5-pack-12oz-tumbler-cups-with-lids-straws-%E2%80%94-best-premium)
10. [Weighted straw or plain straw: which one does your kid need?](#weighted-straw-or-plain-straw-which-one-does-your-kid-need)
11. [How many cups should you buy at once?](#how-many-cups-should-you-buy-at-once)
12. [What these listings do not tell you](#what-these-listings-do-not-tell-you)
13. [The verdict](#the-verdict)
14. [FAQ](#faq)

## Best no spill straw sippy cup at a glance

| Pick                                                                                                                       | Capacity   | Straw type              | Price                                                                |
| -------------------------------------------------------------------------------------------------------------------------- | ---------- | ----------------------- | -------------------------------------------------------------------- |
| **Best overall**[Nuby No-Spill Sippy Cup with Flex Straw](https://www.amazon.com/dp/B07D86TDV4?tag=willtosip-20)           | 10.1 oz    | Soft flex, valve claim  | [Check Price](https://www.amazon.com/dp/B07D86TDV4?tag=willtosip-20) |
| **Best budget pick**[Dr. Brown's Milestones Baby's First Straw Cup](https://www.amazon.com/dp/B0C54CYDS3?tag=willtosip-20) | 9 oz       | Weighted silicone       | [Check Price](https://www.amazon.com/dp/B0C54CYDS3?tag=willtosip-20) |
| **Best for pros**[Munchkin Any Angle Weighted Toddler Straw Cups](https://www.amazon.com/dp/B07895LCBX?tag=willtosip-20)   | 10 oz      | Weighted base           | [Check Price](https://www.amazon.com/dp/B07895LCBX?tag=willtosip-20) |
| **Best upgrade**[Zak Designs Kelso Toddler Cups](https://www.amazon.com/dp/B0BTYQ7Q5Y?tag=willtosip-20)                    | 15 oz      | Silicone, valve claim   | [Check Price](https://www.amazon.com/dp/B0BTYQ7Q5Y?tag=willtosip-20) |
| **Best minimal setup**[The First Years Squeeze & Sip Straw Cups](https://www.amazon.com/dp/B0DHF3QVCF?tag=willtosip-20)    | Small body | Silicone, squeeze-fed   | [Check Price](https://www.amazon.com/dp/B0DHF3QVCF?tag=willtosip-20) |
| **Best premium**[REDUCE GoGo's Kids 5-Pack 12oz Tumbler Cups](https://www.amazon.com/dp/B0FNR9K6HS?tag=willtosip-20)       | 12 oz      | Spill-proof straw claim | [Check Price](https://www.amazon.com/dp/B0FNR9K6HS?tag=willtosip-20) |

## How I screened the field down to six no spill straw sippy cup picks

I started with the published listing data and compared like against like. Capacity, straw design, cup count, weight, body dimensions, and what each brand actually claims about its valve. No guessing, no filling in blanks.

Three things got cups cut:

1. **No stated valve or seal mechanism.** A straw lid with nothing published about how it closes is a cup you find out about on your sofa. Every pick here names a valve, a seal or a sliding lid.
2. **No usable size figure.** Five of the six publish a capacity in ounces. That's the number you compare against your child's actual intake, so a listing without it goes.
3. **Ambiguous age fit.** The picks that survived either state an age (12+ months for Nuby, 6 months and up for The First Years) or make it obvious from the design.

What came through is a set that spans the real range of this category. One cup with removable handles for a baby off the bottle. Two weighted-straw cups for kids who drink lying down. One 15 oz tumbler for a preschooler. One squeeze-fed trainer. And a five-cup stack for a busy house.

Notice the spread in packaging: single cups, a 2-pack, two 3-packs and a 5-pack. That matters more than most guides admit, and I'll come back to it.

## What actually decides a no spill straw sippy cup?

Most no spill straw sippy cup comparisons lead with capacity. Capacity is the easiest thing to measure and close to the least useful. A 12-month-old drinking water at meals is not going to drain 15 oz, and a cup that holds more just weighs more in your bag.

Here's what actually decides it, in order.

**The valve, and whether the brand describes it.** Nuby names a TOUCH-FLO valve inside the soft flex straw and says it only opens on a sip. Munchkin describes a Click Lock lid you twist until you hear the click. Zak Designs says the valve sits inside the silicone straw itself. Those are three different engineering answers to the same problem, and the specificity tells you something.

**The straw weight.** A weighted straw follows the liquid. Tip the cup back and the weight drops into whatever's left, so your kid keeps drinking. Two picks have it: Dr. Brown's and Munchkin. Both are explicit about it.

**How the straw is protected between drinks.** Dr. Brown's publishes a sliding lid that tucks the straw away. Munchkin uses a flip top. The others leave the straw exposed once you unpack them. That's a hygiene question, not a spill question, and it's the one that bites you at a park.

**Cup body weight.** Compare the extremes here: The First Years cups weigh 2.69 oz and the Munchkin comes in at 8 oz. That's a three-fold difference for a similar amount of liquid. In a diaper bag with a snack container and a change of clothes, 8 oz registers.

Capacity comes fifth. Judge it against how long you're out, not against the biggest number on the page.

## 1\. Nuby No-Spill Sippy Cup with Flex Straw — Best overall

**The most complete answer here for a 12-month-old, with a named valve, a soft straw and three cups in the box.**

[![Three Nuby flex-straw sippy cups in blue, green and yellow — a 3-pack means one cup can always be in the dishwasher](https://m.media-amazon.com/images/I/41RQvdRLZhL._SL500_.jpg)](https://www.amazon.com/dp/B07D86TDV4?tag=willtosip-20)

**Best for:** a 12-month-old learning to sip while you keep spares in rotation **Skip it if:** you need one tall cup that fits a car cup holder

The thing that puts this above the rest of the set is the combination of a specific valve claim and a multi-cup box. Nuby says the Soft Flex straw has a built-in TOUCH-FLO valve that opens only when a toddler sips. That's a mechanism description rather than a vague "spill-proof" adjective, and it's the kind of detail I weight heavily when I can't hold the product.

Capacity is 10.1 oz, which sits right in the middle of this group. The listing points at 12+ months and describes a curved, grooved body for small hands. There are no side handles, so this assumes your child can already wrap two palms around a cup.

The 3-pack is the practical win. One cup in use, one in the dishwasher, one in the diaper bag, and you're never washing a cup at 6pm while a toddler yells. Colours are blue, green and yellow. Worth noting: the feature text mentions an orange cup while the colour listing says yellow, so treat the exact shades as approximate.

The trade-off against Dr. Brown's and Munchkin is straightforward. Nuby's straw isn't weighted, so this cup wants to stay roughly upright to drink from. And there's no cover over the straw, which the Dr. Brown's sliding lid handles better.

**Pros:**

- Named TOUCH-FLO valve, not a vague spill claim
- Three cups per box, so rotation is easy
- 10.1 oz capacity suits meals and short outings
- Soft silicone straw described as gentle on gums
- Second-cheapest pick in this set

**Cons:**

- Straw is not weighted, so tipping back cuts the flow
- No lid or cover over the exposed straw
- Listing states 12+ months, so it's wrong for a 6-month-old
- Colour naming is inconsistent between the listing and the feature text

[Check Price on Amazon](https://www.amazon.com/dp/B07D86TDV4?tag=willtosip-20)

## 2\. Dr. Brown's Milestones Baby's First Straw Cup — Best budget pick

**The cheapest pick here and the only one combining a weighted straw, removable handles and a sliding straw cover.**

[![Dr. Brown's dark blue straw cup with side handles and measuring marks — handles come off as grip improves](https://m.media-amazon.com/images/I/31K0c+Xo-gL._SL500_.jpg)](https://www.amazon.com/dp/B0C54CYDS3?tag=willtosip-20)

**Best for:** a baby moving off the bottle who still tips the cup upside down **Skip it if:** you want more than one cup in the box

This is the pick I'd hand a family that's just retired the bottle. Three features stack up for that exact moment. The straw is weighted silicone, so Dr. Brown's says it moves with the liquid and lets a baby tip and sip in any direction. The side-grip handles come off, so the cup grows past the stage where it needs them. And a sliding lid stores the straw when it's not in use.

Capacity is 9 oz, the smallest published figure in this group. For a baby learning the skill, smaller is better. Less to spill, less weight to hold up, and less milk going warm in the bottom. The cup weighs 4.66 oz and the listing puts it at 3.15 inches across, which is narrow enough for small hands.

Measuring marks on the body are the quiet extra. If you're tracking milk or water intake during a transition, being able to read the level without decanting is genuinely useful.

Against the rest of the set, the limitation is the count. One cup, one colour, dark blue. Nuby gives you three for a modest step up in price position, and Munchkin's weighted-straw alternative fits car holders better. This is a single starter cup, and it's priced like one.

**Pros:**

- Weighted straw allows drinking at any tilt
- Removable handles extend usable age range
- Sliding lid covers the straw for transport
- Measuring marks let you track intake
- Cheapest pick in this set

**Cons:**

- Only one cup in the box, so no rotation
- 9 oz is the smallest capacity here
- Single colour option only
- No stated warranty on the listing

[Check Price on Amazon](https://www.amazon.com/dp/B0C54CYDS3?tag=willtosip-20)

## 3\. Munchkin Any Angle Weighted Toddler Straw Cups — Best for pros

**The car seat specialist: a weighted straw base plus a twist lid that clicks when the seal is set.**

[![Munchkin blue and green weighted straw cup with flip-top lid — the click-lock twist confirms the seal before it goes in a bag](https://m.media-amazon.com/images/I/31sE61oPElL._SL500_.jpg)](https://www.amazon.com/dp/B07895LCBX?tag=willtosip-20)

**Best for:** car seat and stroller drinking at any angle **Skip it if:** you want the lightest cup in the diaper bag

The reason this earns a pro label is the audible seal. Munchkin describes patented Click Lock technology: you twist the lid until it clicks, and the click tells you the seal is done. Anyone who's tossed a cup into a bag half-threaded understands why that matters. Guesswork is what soaks a bag.

Pair that with a weighted straw base, which Munchkin says lets a toddler sip from any angle including tilted back, and you get the best in-car cup here. The flip-top lid protects the straw between drinks, and the listing says it fits most cup holders. Dimensions back that up at 7.5 x 2.5 x 3.5 inches, so it's the narrowest body in the set.

Capacity is 10 oz, effectively level with Nuby. The catch is mass: 8 oz empty, the heaviest single cup of the six. That's the price of the weighted mechanism and the sturdier lid assembly.

Two other things to weigh. The count is one cup despite the plural product name, so read the pack carefully before you order. And where Nuby gives you three cups and Dr. Brown's undercuts it on price, Munchkin sits in the middle on both, buying you the click seal and the narrow body.

**Pros:**

- Audible click confirms the lid seal is set
- Weighted base supports drinking at any angle
- Narrowest body here at 2.5 in, fits cup holders
- Flip-top lid keeps the straw covered

**Cons:**

- Heaviest single cup in this set at 8 oz
- One cup only, despite the plural product name
- Mid-range price position for a single-cup box
- More parts in the lid means more to scrub

[Check Price on Amazon](https://www.amazon.com/dp/B07895LCBX?tag=willtosip-20)

## 4\. Zak Designs Kelso Toddler Cups For Travel or At Home — Best upgrade

**The biggest capacity here at 15 oz, in a tumbler shape aimed at a kid who's outgrown a baby cup.**

[![Two Zak Designs dinosaur-print toddler tumblers with silicone straws — 15 oz for a child who drains a smaller cup](https://m.media-amazon.com/images/I/41le3FH0IML._SL500_.jpg)](https://www.amazon.com/dp/B0BTYQ7Q5Y?tag=willtosip-20)

**Best for:** a older toddler who drains a cup and wants more **Skip it if:** your child is still under a year old

This is the step up for a child who finishes a 10 oz cup and asks for more. At 15 oz, Zak Designs holds half again what Nuby or Munchkin does, in a tumbler body measuring 6.67 inches tall and 3.16 inches across. Zak says it fits car cup holders, and those dimensions support the claim.

The valve sits inside the silicone straw itself, and Zak describes it as opening on a drink and closing when the tumbler tips. The plastic body is dishwasher safe and comes apart for cleaning, which is the detail I'd care about most with a 15 oz cup that'll see milk. The listing is explicit that it should not be microwaved.

Weight is 5.6 oz for a cup that holds the most liquid here, so the empty-to-capacity ratio is the best of the set. The 2-pack in DinoRoar and Zaksaurus prints means two kids can each have one, or one kid can have a spare.

Where it loses to the leaders is the age fit and the straw. There's no weighted straw, so it needs to be reasonably upright. And 15 oz of liquid in a tall tumbler is a lot of momentum for a one-year-old to control. This is a three-year-old's cup, not a first cup.

**Pros:**

- Largest published capacity here at 15 oz
- Only 5.6 oz empty despite the size
- Disassembles fully for dishwasher cleaning
- Two cups in the box with distinct prints
- 3.16 in diameter fits standard cup holders

**Cons:**

- Too much cup for a child under a year
- Straw is not weighted, so it needs to sit upright
- Not microwave safe, per the listing
- No lid or cover over the straw between drinks

[Check Price on Amazon](https://www.amazon.com/dp/B0BTYQ7Q5Y?tag=willtosip-20)

## 5\. The First Years Squeeze & Sip Straw Cups — Best minimal setup

**The only pick here where you control the flow, aimed at a 6-month-old who hasn't figured out suction yet.**

[![Three First Years squeeze-and-sip cups in pink, purple and blue — a soft body lets a parent push liquid up the straw](https://m.media-amazon.com/images/I/31-BjmKnviL._SL500_.jpg)](https://www.amazon.com/dp/B0DHF3QVCF?tag=willtosip-20)

**Best for:** a 6-month-old who needs you to control the flow **Skip it if:** you want a cup with a lid that covers the straw

This one works differently from everything else in the group, and that's precisely why it's here. The First Years says you squeeze the soft body and your baby sips through a silicone straw with a valve controlling the flow. Instead of waiting for a baby to learn suction, you demonstrate it. The listing puts the age at 6 months and up, the earliest start of any pick.

It's also the lightest by a wide margin at 2.69 oz, in a 5 x 3 x 3 inch body. Three cups come in the box, in pink, purple and blue. The First Years says the cups are top-rack dishwasher safe and made without BPA, and that once the training phase ends kids keep using them as regular toddler cups.

Two honest caveats. The published size is listed as "Small" with no ounce figure, which makes it the one pick here you can't compare on capacity. And a squeezable body is a body that can be squeezed by a toddler, which is a different kind of mess than a tipped cup.

Against Dr. Brown's, which also targets the transition, this loses the weighted straw and the sliding lid but wins on count and start age. It also carries the joint-highest price position here for the fewest published specs.

**Pros:**

- Parent-controlled flow suits a 6-month-old
- Lightest cups here at 2.69 oz each
- Three cups per box for easy rotation
- Top-rack dishwasher safe, made without BPA

**Cons:**

- No published capacity figure, only "Small"
- Squeezable body invites toddler squeezing
- No cover or lid over the straw
- Premium price position with fewer specs than cheaper picks

[Check Price on Amazon](https://www.amazon.com/dp/B0DHF3QVCF?tag=willtosip-20)

## 6\. REDUCE GoGo's Kids 5-Pack 12oz Tumbler Cups with Lids & Straws — Best premium

**Five 12 oz tumblers that stack, for a household where cups vanish faster than you can wash them.**

[![Five stackable REDUCE kids tumblers in New Explorer prints with lids and straws — a stack fits where five loose cups won't](https://m.media-amazon.com/images/I/415FPCVrtIL._SL500_.jpg)](https://www.amazon.com/dp/B0FNR9K6HS?tag=willtosip-20)

**Best for:** a household of siblings or a daycare drop-off stack **Skip it if:** you only need one or two cups

Five cups is the whole argument. If you've got two or three kids, or one kid and a daycare that keeps a cup all week, the count is what solves your problem. Each tumbler holds 12 oz, a step above Nuby and Munchkin and just under Zak Designs.

REDUCE says the cups are stackable, which is the detail I'd underline for anyone with a cramped cabinet. Five loose 7.44-inch tumblers eat a shelf. Five nested ones don't. The whole set comes in at 0.99 lb, so roughly 3 oz per cup, and the 3.65-inch diameter is aimed at cup holders and booster seats. The brand says the straws are spill-proof and the material is BPA-free.

Here's the honest catch. This is the only pick that sits outside the toddler feeding aisle, listed under insulated beverage containers, and its published specs are thinner on the details that matter for a baby. There's no weighted straw, no published age guidance and no named valve mechanism, just a spill-proof claim. Combined with the highest price position of the six, that makes it a bulk-buy decision rather than a first-cup decision.

**Pros:**

- Five cups in the box, most of any pick here
- Stackable bodies save cabinet space
- 12 oz each, comfortably above the mid-size picks
- Roughly 3 oz per cup, light for a tumbler
- 3.65 in diameter fits cup holders and boosters

**Cons:**

- Straw is not weighted, so it needs to stay upright
- No named valve mechanism, just a spill-proof claim
- No published age guidance on the listing
- Highest price position in this set

[Check Price on Amazon](https://www.amazon.com/dp/B0FNR9K6HS?tag=willtosip-20)

## Weighted straw or plain straw: which one does your kid need?

This is the fork in the road, and it maps almost perfectly onto age and setting.

A weighted straw has a small mass at the bottom that follows the liquid as the cup moves. Tip the cup back and the weight sinks into the remaining drink, so the straw stays submerged. Dr. Brown's and Munchkin both publish this. Munchkin calls it Any Angle Drinking; Dr. Brown's says the straw moves with the liquid so a baby can tip and sip in any direction.

You want it when:

- Your child drinks reclined in a car seat or a stroller
- Your child is under about 18 months and still tips cups upside down
- Your child gets frustrated and gives up when the flow stops

You can skip it when:

- Your child drinks sitting at a table
- Your child is old enough to keep a cup level while drinking
- You'd rather have the lightest cup possible

The cost of a weighted straw is mass and cleaning. Munchkin's cup weighs 8 oz empty, triple The First Years at 2.69 oz. There's also one more moving part to rinse. That's a genuine trade, and for a table-only cup it's not worth paying.

## How many cups should you buy at once?

The box count is the sleeper spec in this whole category, and it varies enormously across these six picks.

- **One cup:** Dr. Brown's, Munchkin
- **Two cups:** Zak Designs
- **Three cups:** Nuby, The First Years
- **Five cups:** REDUCE

Here's the trick with straw cups. They have more parts than a spouted cup, so they take longer to dry, and a straw that's still wet inside gets left in the sink. A single cup means you either wash it right after every drink or your kid goes without. Two is the practical minimum for one child at home. Three lets you keep one in the bag permanently.

Most shoppers miss the daycare dimension. If a cup goes out of the house daily, assume it will occasionally not come back the same day. That alone argues for a 3-pack over a single.

The counter-argument is real: a first cup is an experiment. Some kids reject a straw for a month, and a 5-pack of a cup your child hates is five cups of nothing. If you're unsure, buy the cheap single, prove the concept, then buy the multipack of whatever worked.

## What these listings do not tell you

Straw cup listings are consistently quiet on the same handful of points, and knowing the gaps helps you judge any cup, not just these six.

**Replacement straws.** None of these six listings publishes information about buying spare straws or valves. Straws get chewed flat and valves get gummy. Assume you may not be able to buy a single part.

**Warranty.** Not one of the six publishes a warranty term. That's normal in this category, but it means longevity is your risk.

**Whether it survives milk.** Water is easy. Milk is what turns a valve cloudy and a straw smelly. Zak Designs and The First Years both state dishwasher compatibility and Zak says the tumbler disassembles fully, which is the closest any of these gets to answering the question.

**Age fit.** Two listings are explicit: Nuby says 12+ months, The First Years says 6 months and up. The other four leave it to you.

**Insulation.** REDUCE's cups sit in an insulated-containers category, but the listing text describes plastic tumblers with lids and straws rather than making a temperature claim. Don't buy any of these expecting a cold drink hours later.

Popularity is worth one honest note: Zak Designs sells faster than anything else here, and Dr. Brown's is close behind. Nuby and Munchkin move more slowly. That's shelf momentum, not a verdict on the valve.

## The verdict

Sort this by what you're willing to spend and the picture clears up fast.

At the entry end, Dr. Brown's Milestones Baby's First Straw Cup is the cheapest of the six and, oddly, the most feature-dense for a beginner. Weighted straw, removable handles, sliding straw cover, measuring marks, 9 oz. Buy this first if your baby is coming off a bottle. Just above it, Nuby's 3-pack is my overall pick: 10.1 oz, a named TOUCH-FLO valve, and three cups so you're never washing under pressure. For a 12-month-old drinking at a table, that's the right default.

The middle tier buys you specialisation rather than more cup. Munchkin's audible Click Lock seal and weighted base make it the best in-car option here, at the cost of being the heaviest single cup at 8 oz. Zak Designs takes you to 15 oz in a 2-pack for a preschooler who's outgrown baby capacity.

At the top, you're paying for count and convenience, not capability. REDUCE gives you five stackable 12 oz tumblers, which solves a sibling household. The First Years gives you three parent-squeezed trainers that start at 6 months. Neither publishes a weighted straw, and both cost more than Nuby.

The cutoff is 18 months. Below it, buy weighted. Above it, buy capacity and count.

## FAQ

### Is a no spill straw sippy cup worth it over a spouted cup?

A no spill straw sippy cup is worth it for one specific reason: straw drinking uses a different mouth motion than a spout, and speech and dental guidance generally favours moving on from spouts. The trade is parts. A straw cup has a straw and a valve to clean, where a spouted cup has one insert. If you're already washing bottles, that's a small addition.

### How much should you spend on a first straw cup?

How much you should spend depends entirely on whether your child takes to a straw at all. Start at the bottom. Dr. Brown's is the cheapest pick here and still includes a weighted straw, removable handles and a sliding lid. Prove your kid will drink from it, then step up to a multipack like Nuby's 3-pack once you know which design works.

### Which capacity should I choose for a 12-month-old?

Which capacity works for a 12-month-old sits around 9 to 10 oz. Dr. Brown's at 9 oz, Nuby at 10.1 oz and Munchkin at 10 oz all land in that window. A one-year-old rarely drinks more than that in a sitting, and a fuller cup is heavier to hold and slower to finish. Save the 15 oz Zak Designs tumbler for a preschooler.

### Nuby or Dr. Brown's: which is the better buy?

Nuby or Dr. Brown's comes down to your child's age and how many cups you want. Dr. Brown's wins for a baby still learning, thanks to the weighted straw, removable handles and covered straw, and it's the cheapest here. Nuby wins for a 12-month-old already sipping confidently, because you get three 10.1 oz cups instead of one and a named valve mechanism.

### What's the most common mistake buying a straw cup?

The most common mistake buying a straw cup is buying a single cup and expecting it to keep up. Straw cups have more parts than spouted cups, so they take longer to dry, and a wet straw stays in the sink. One child at home wants two cups minimum. A child in daycare wants three, because cups get left behind.

Start with the cheap single cup and see whether your child will suck through a straw at all. That test costs almost nothing and it answers the only question that matters. Once you know the answer is yes, the Nuby 3-pack is the version of this cup I'd keep buying: 10.1 oz is the right size for a one-year-old, the valve is described specifically rather than vaguely, and three cups means the one in the dishwasher isn't the one your kid wants. If your child drinks in the car, add the Munchkin alongside it and let the weighted straw do the work.

*Last updated: September 19, 2026\. Product availability re-checked.*

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