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Customer reviews for Zak Designs 16-oz Stainless Steel Double-Wall Tumbler for Kids with Straw, 2-Piece Set for
Zak Designs 16-oz Stainless Steel Double-Wall Tumbler for Kids with Straw, 2-Piece Set
4.8 out of 5 stars
stars
133 ratings52 reviews
  1. 5 stars89% (119)
  2. 4 stars6% (8)
  3. 3 stars3% (4)
  4. 2 stars1% (1)
  5. 1 star1% (1)
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Showing 11-20 of 52 reviews
Sep 2, 2025
Reviewer name: Mary B
5 out of 5 stars
5 out of 5 stars review

Great for littles

Love these cups. Always been a fan of Zak! products. 2 packs works great for twins so they don't fight. The quality is great and can't wait to see how these hold up. The flex straw is great for littles who can't hold the cup upright and the inner straw can be easily cleaned.

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reply from Zak Designs Customer Support

Thank you for taking the time to leave this review. Every member of the zak! family is focused on helping to create everyday smiles, and we hope we did that for you.

Sep 2, 2025
Reviewer name: Mikel
5 out of 5 stars
5 out of 5 stars review

Princess 2 pk Tumblers

This tumblers are so adorable. The color, size and the size of the handle are perfect for small hands. The design are so cute , all the Princesses . Love the color too , peach and purple. But most of all it’s leak proof. So you don’t need to worry in the car seats or strollers .

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reply from Zak Designs Customer Support

Our goal is to give our customers products that help create everyday smiles. Thank you for letting us know we are accomplishing that goal!

Aug 25, 2025
Reviewer name: Karen
5 out of 5 stars
5 out of 5 stars review

Truly Spill-proof!

These princess glasses are perfect for children. They hold ice, keep drinks cold (or warm), and best of all, they are spill-proof! The cup fits in drink holders, the lids screw on, and the silicone straw fits snugly. The squeeze to drink feature of the straw makes it truly the most spill-proof cup my grand-children have ever used. The Disney princesses, cute colors, and handle are great as well! Don’t let these slip away!

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reply from Zak Designs Customer Support

Thank you for taking the time to leave this review. Every member of the zak! family is focused on helping to create everyday smiles, and we hope we did that for you.

Sep 7, 2025
Reviewer name: kayare
4 out of 5 stars
4 out of 5 stars review

Cool tumblers for cold drinks!

These tumblers feel like a good quality product and they look great as well. They do keep drinks cold for a long time (see photo of ice water after 14 hours as a test - there was still plenty of solid ice left!). The straw assembly pops out easily for cleaning and they are top rack dishwasher safe which is a bonus. These also don't spill if turned over due to the vacuum sealed lid/straw design so very kid friendly.

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reply from Zak Designs Customer Support

Thank you for taking the time to leave this review. Every member of the zak! family is focused on helping to create everyday smiles, and we hope we did that for you.

Aug 25, 2025
Reviewer name: Angel Heart
5 out of 5 stars
5 out of 5 stars review

Super cute metal cups for kids!

Great cups for kids! Holds a little more than 16 ounces. Love that the top of the straw is rubbery and not hard plastic. The cup is designed to be leakproof and I can attest that they do not leak! Comes apart easy for washing. Keeps Ice for about 8 hours! 100% would recommend for kids!

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reply from Zak Designs Customer Support

Our goal is to give our customers products that help create everyday smiles. Thank you for letting us know we are accomplishing that goal!

Sep 17, 2025
Reviewer name: Ashley
5 out of 5 stars
5 out of 5 stars review

Good for my mini me

My kid is obsessed with Minecraft and is always stealing my water cups even though he has his own! He really likes a handle, I guess. These are great because they're fully dishwasher safe. The screw top lid is easy to use, and it's not too heavy at 16oz for him to carry around. It's cup holder friendly, including for his graco car seat. As expected, it keeps drinks really cool! He was sipping on the same chocolate milk for two hours the other day and it stayed cold in this cup.

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reply from Zak Designs Customer Support

Thank you for your review. We always appreciate it when our valued customers let us know how we’re helping create everyday smiles.

Aug 20, 2025
Reviewer name: Lisa
5 out of 5 stars
5 out of 5 stars review

Spill proof cups

These spill proof cups are adorable. My grandaughter takes them everywhere. Im always struggling to find spill proof cups that are actually spill proof. These pass the test. . They’re very strong and sturdy, and keep drinks cold for about twelve hours. They make great gifts.

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reply from Zak Designs Customer Support

Our goal is to give our customers products that help create everyday smiles. Thank you for letting us know we are accomplishing that goal!

Sep 9, 2025
Reviewer name: The Cool Pillow
5 out of 5 stars
5 out of 5 stars review

Great Tumbler for Kids

The quality is excellent, feels sturdy and durable, and it’s held up well even after a few accidental drops. The lid seals tightly and prevents leaks. I also appreciate that it’s easy for little hands to open and close, which helps my child feel more independent. The straw design is kid-friendly and encourages more water drinking throughout the day. It keeps drinks cold for hours! We’ve used it for both water and juice, and everything stays fresh and cool. And of course, the cute design makes my kid excited to use it. Cleaning is easy too—I just rinse it out and occasionally throw it on the top rack of the dishwasher. No weird smells or lingering tastes. Overall, this tumbler checks all the boxes: safe, spill-proof, long-lasting, and kid-approved. Highly recommend for parents looking for a reliable and fun drinkware option!

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reply from Zak Designs Customer Support

Our goal is to give our customers products that help create everyday smiles. Thank you for letting us know we are accomplishing that goal!

Sep 2, 2025
Reviewer name: Mina88
5 out of 5 stars
5 out of 5 stars review

Cute design

He's obsessed with this tumbler! It keeps his drinks cold for hours (and hot when need it), and it doesn’t sweat or leak. Super sturdy and perfect for on-the-go—whether at the park , or just relaxing at home. The design is cute, and it fits perfectly in a car cup holder. She use it every single day!

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reply from Zak Designs Customer Support

Thank you for your review. We always appreciate it when our valued customers let us know how we’re helping create everyday smiles.

Aug 21, 2025
Reviewer name: Cendy
4 out of 5 stars
4 out of 5 stars review

Good quality cup

I love the quality and size. It’s not too big and not too small. It’s good for kids, for toddlers kind of hard to use the straw. I love the LILO and Stitch and the Angel cups. The purple one is Angel so that’s my favorite. I like that it keeps drinks cold and that the cup is leak proof.

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reply from Zak Designs Customer Support

Thank you for your review. We always appreciate it when our valued customers let us know how we’re helping create everyday smiles.