






🥤 Sip in Style, Spill No More – The Ultimate Toddler Tumbler!
The Zak Designs Bluey Kelso Toddler Cup is a 12oz vacuum insulated stainless steel sippy cup featuring a leak-proof silicone straw with valve technology. It keeps drinks cold for up to 10 hours, fits car cup holders, and is made from BPA-free, food-grade materials. Designed for toddlers transitioning from sippy cups, it’s durable, easy to clean, and perfect for both travel and home use.





| ASIN | B0BZP1QF61 |
| Batteries required | No |
| Best Sellers Rank | 17,199 in Baby Products ( See Top 100 in Baby Products ) 323 in Sippy Cups |
| Care instructions | Dishwasher Safe, Hand Wash Only |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,382) |
| Date First Available | 15 Dec. 2023 |
| Finish types | Decorative |
| Included components | 12oz Stainless Steel Tumbler X 1 |
| Is assembly required | No |
| Is mould resistant | BPA Free |
| Item diameter | 3.2 Inches |
| Item model number | BLUD-V415 |
| Item weight | 299 g |
| Number of pieces | 1 |
| Specific uses | Cold Drinks |
C**K
Fantastic Toddler Cup – Durable, Leak-Proof, and Adorable!
The Zak Designs Kelso Tumbler Toddler Cup is hands down one of the best sippy cups I've ever purchased for my little one! The 12oz size is perfect—just right for keeping drinks at the right temperature without being too heavy for tiny hands. The vacuum-insulated stainless steel design is impressive. It keeps my child’s drinks cold for hours, which is especially great for long car rides or days out. I also love that it's completely leak-proof. We've tried so many cups that promise no leaks but still end up with spills. This one actually delivers! Even when it gets tossed around or turned upside down, it stays sealed tight. The "Happy Fruit" design is adorable and colorful, which my toddler absolutely loves. The cup is also easy to clean, with no small parts that can trap dirt or mold. The durable stainless steel construction has held up well to all the drops and throws—it still looks as good as new after weeks of use. Overall, this sippy cup is a winner in my book. It’s durable, effective, and fun for kids. I highly recommend it to any parent looking for a reliable and cute cup for their little one!
R**A
Great cup
Our go to cup for my 2.5 year old. She got it last Christmas and luckily I filled it before she got it as she wanted to drink out of it straight away. Great to find one that isn't all plastic. Easy to clean compared to other straw cups so that mould doesn't start growing.
C**N
Brilliant
This is an amazing and sturdy cup for my clumsy toddler. She absolutely loves it
T**D
Leaves a little bit of drink in top of straw
Easy to clean and non toxic etc but when we use it for smoothies the liquid gets stuck above the valve and easy makes a mess if dropped etc
T**S
Hard to suck out of.
Didn't like this cup at all for toddler. It's too hard to such through the straw, even as an adult.
P**H
Damaged lid
The cup was delivered yesterday and the lid has a large crack around the threads so the cup can’t be used
L**I
Now not leak proof
Was great when we 1st got it but now it leaks, when tipped upside down or even when lying down!!
E**!
Good quality
Good quality Arrival early than expected Super cute Not leak
A**R
Bought this for my grandson when he is over. He loves the design and it was leak proof the whole visit. Kept the drink cold on our visit to the zoo.
N**L
This is by far my favorite toddler cup. It stays cold basically all day as long as I put ice in it in the morning. it's easy for my toddler to use. My only complaint is that it's not 100% leak proof. If my toddler leaves it on the ground with the straw touching the floor, it will leak. Other than that it won't leak, but it also leaks the least out of almost every cup I've tried. Especially for an insulated cup. It is a little heavier than other toddler cups but that's to be expected, also my toddler gets mad she can't lay down and drink out of this so it is mostly an on the go cup. Doesn't work for nap time for us. But I would definitely recommend this cup to anyone wanting an insulated on the go cup.
R**R
These cups are spill proof, clean materials (trying to reduce plastics), so easy to clean, and my kiddos favorite! I have 2 of them and will be getting more. We do milk in ours and it keeps it nice and cold for longer! Drinking from a straw is better for kiddos speech development, but finding one with steady flow and spill-proof is tough. So glad I found these!! Highly recommend!
R**A
Heb deze beker voor mijn nichtje cadeau gedaan. Ze was meteen verliefd op de beker. Het enige waar ik niet zo akkoord mee ben is dat er duidelijk staat LEKT NIET. Maar als je hem ondersteboven houd lekt hij wel degelijk
S**Z
Lo compré para mi niño de 1 año y medio y resiste los golpes ya que a veces lo deja caer. Es muy útil ya que por ser hermético mantiene la temperatura, el popote pasa muy bien el líquido y para un bebé que está iniciando alimentación está excelente.
Trustpilot
1 day ago
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