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🥤 Hydrate like a pro, spill-free and stylish—because your mini deserves the best!
The Zak Designs CoComelon Kelso Tumbler Set is a 3-piece BPA-free hydration bundle featuring a 15oz plastic tumbler, a 12oz double-wall stainless steel tumbler, and an extra silicone straw sipper. Designed for kids 3+, it boasts leak-proof silicone straws with valves to prevent spills, dishwasher-safe components (except stainless steel tumbler), and durable materials ideal for home or travel. This set supports toddlers transitioning from sippy cups with safe, reusable, and eco-friendly drinkware.




















| ASIN | B09TVS68VJ |
| Age Range Description | Kid 3+ |
| Best Sellers Rank | #4,585 in Baby ( See Top 100 in Baby ) #137 in Toddler Cups |
| Brand | Zak Designs |
| Brand Name | Zak Designs |
| Capacity | 15 fluid ounces |
| Color | CoComelon |
| Customer Reviews | 4.6 out of 5 stars 6,695 Reviews |
| Finish Types | Painted |
| Global Trade Identification Number | 00707849147582 |
| Included Components | 12oz Stainless Steel Tumbler X 1, 15oz PP Tumbler X 1, Additional Sipper X 1 |
| Item Dimensions W x H | 3.74"W x 6.89"H |
| Item Type Name | Bundle for Kids Includes Plastic and Stainless Steel Cups with Additional Sipper |
| Item Weight | 11.36 ounces |
| Manufacturer | Zak Designs |
| Manufacturer Part Number | CCMD-W330 |
| Material | Plastic, Silicone, Stainless Steel |
| Material Features | Food Safe, Insulated |
| Material Type | Plastic, Silicone, Stainless Steel |
| Material Type Free | BPA Free |
| Model Number | CCMD-W330 |
| Number of Items | 2 |
| Occasion | Back To School, Birthday, Christmas, Easter |
| Other Special Features of the Product | Additional Straw, Insulated, Reusable, Splash-Proof, Vacuum Insulated |
| Pattern | Solid |
| Product Care Instructions | Dishwasher Safe, Hand Wash Only |
| Product Style | Classic |
| Recommended Uses For Product | Home, Travel |
| Reusability | Reusable |
| Set Name | Kelso 3 Piece Tumbler Set |
| Shape | Round |
| Size | 3 Piece Set (Pack of 1) |
| Special Feature | Additional Straw, Insulated, Reusable, Splash-Proof, Vacuum Insulated |
| Style | Classic |
| Theme | Travel |
| UPC | 707849147582 |
| Unit Count | 1 Count |
C**E
The Perfect Bluey Tumblers: Durable, Functional, and Leak-Proof
This Zak tumbler set is a total win for our daily routine, and my daughter is absolutely obsessed with the Bluey design. I love the versatility of the set; I typically use the stainless steel cup to keep her milk cold and the plastic one for her water throughout the day. A huge selling point for me is that they truly do not leak, yet the straw is designed so that it doesn't require a ton of difficult suction, making it very easy for a toddler to use. They are sturdy, easy to clean, and keep my little one happy and hydrated. If you have a Bluey fan at home, these are a must-have!
L**E
My FAVORITE sippy cup for transitioning my toddler!
I was in the market for some toddler cups since my little one needs to transition away from bottles. I bought a couple different types but these Zak cups are BY FAR my favorite! They were highly recommended by a lot of parents and specialists on TikTok. The price is fair for the quality of the materials. I got the set with a steel tumbler and a plastic cup so I could compare (and avoid plastic when possible). They are both high quality, super easy to wash, are dishwasher safe, and the designs are exactly as pictured. My daughter does really well with these, and the straw top is a soft silicone so she gets to teethe on it too. I usually don't add the plastic straw because my kiddo likes to tip the cup back like it's a bottle. These cups are pretty leak-proof! She can spill an occasional drop or two here and there but it's no different than how much she would spill with her bottle. The only thing that I can call a con is the fact that these don't have handles, which I think would make it easier for my kiddo to hold, but she manages fine without them for the most part. Also, the steel tumblers are heavy and could do some damage if dropped on a foot or flung into a wall (she's in a throwing stage) so we only use them with close supervision. If you are looking for a cup to transition your baby away from bottles, I would definitely recommend these! So far, these are my daughters (and my) favorite cup. I have already bought 2 more sets. Hope this helps!
D**E
Best toddler cups
Love the Zak cups. Now that my toddler is 2.5 I wish they were larger so we didn’t have to fill it up while out and about for several hours, but they’re a great size for younger than her because that’s only a recent problem. The design comes off slowly in the dishwasher, I’m not too worried about this but some may care about that. The stainless steel are my favorite, I prefer them over the plastic just since it’s healthier but I still have a couple plastic ones. My daughter loves blue and baby shark so they were the perfect for her. We take these with us everyone on the go and they almost never leak. We only own Zak cups and have used them since 6 months old.
K**I
Best cups EVER!
Best cups!! Every cup that claims to be leak proof usually isn’t but THESE ARE!!! I couldn’t believe when my kids turned them upside down with milk inside they didn’t leak out of the straw! Highly recommend!! Love them!!
A**R
Good, but not perfect
We have had these cups for 3 weeks. 4.5 stars for leaking. The plastic cup has leaked about once a week. Not bad leaking compared to other cups we have used. But this does still leak occasionally when the liquid warms and pressure builds. The stainless steel has only leaked once, and that was when I found it lying on its side. 5 stars for sturdiness. These have been dropped and thrown multiple times. No dents or cracks. 3 stars for decal. The decal on the plastic cup began scratching off almost immediately. The decal on the stainless steel is still intact. It has not scratched off at all. 3 stars for the straw. The straw is cut at an angle at the bottom and is about a 1/4" from the bottom of the cup.
M**L
Great cup but not perfect
I loved our sons Contigo cup but after the lids shrunk from sterilizing them and then they started leaking, I decided to try these after they were recommended to me. I didn’t want to commit to 2 cups so my friend told me about this set where you get one plastic and one stainless steel. Haven’t used the stainless steel cup yet since my son is very much in the throwing phase but the plastic cup does the job. It’s very easy to use but I can imagine if it was the first straw cup your child was using that it could be a little difficult to drink out of. My son has thrown it multiple times off his high chair and minor scratches or nicks but I have noticed that sometimes after throwing it that the inside straw will disassemble from the outer straw. Easy fix though to just readjust it. It’s not fully leak proof although it was more so in the beginning than now. My son is in this phase where he will put the bottle upside down and smush the straw to the tray/table and water will leak out. He also throws it off the high chair even when attached to a bungee cord but when it’s upside down will also drip out. I do agree with other reviews where the design does wear off. We’ve been using this cup for a month and the design is already wearing off so be careful which design you choose since it might be more noticeable on certain ones. I still think it’s a good cup, easy to clean, and a good value for 2 cups especially one being stainless steel.
B**4
Toddler approved cups
My two year old loves her cups I got these in June and now have several she won’t drink out of anything else easy to clean and easy to assemble no big messes since switching to these cups
A**S
Great Cups
Love the Zak cup brand and love this design! It fits perfectly into my son’s car seat cup holder and it’s the perfect size for my toddler.
J**O
Diversión y practicidad para los más pequeños, con un diseño pensado para evitar accidentes
El Zak Designs Paw Patrol Kelso – set de vasos a prueba de fugas (3 piezas) es una opción muy bien pensada para niños, combinando funcionalidad, resistencia y un diseño atractivo que fácilmente se gana su atención. Con personajes de Paw Patrol, estos vasos convierten algo cotidiano como beber agua en una experiencia más divertida. El set incluye una mezcla interesante de materiales: vasos de plástico y acero inoxidable, lo que permite adaptarlos a distintas situaciones. El de acero inoxidable resulta ideal para mantener la temperatura de las bebidas por más tiempo, mientras que los de plástico son ligeros y prácticos para el uso diario o para llevar a la escuela. Uno de sus mayores aciertos es su sistema a prueba de fugas con tapa de rosca y pajita. En la práctica, esto se traduce en menos derrames y menos preocupaciones para padres y cuidadores. La tapa ajusta bien y la pajilla es cómoda para los niños, facilitando su uso incluso en movimiento. Además, el hecho de incluir un tapón adicional es un detalle que se agradece, ya que ofrece respaldo en caso de extravío o desgaste. Son vasos pensados para resistir el ritmo activo de los niños, tanto en casa como fuera de ella.
M**L
Best for toddlers
Best tumbler for my toddler! He liked the dino design too. It’s leak and spill-proof. Easy to clean.
G**I
Functional usage
Easy to wash, most importantly it doesn’t has hard to reach areas unlike my previous cup where mould’s started to grow. Like that the straw is safe from child’s chewing as well.
E**A
Muito bom
Muito bom
F**B
Great quality, practical design
We love these bottles, I'll definitely be buying more. My kids took the inside straws out as they prefer them that way- still works perfectly (albeit more loudly but I don't mind). So great to find stainless steel bottles for little kids. Also, the no spill works perfectly. Best of all, they are SO easy to clean!
Trustpilot
1 month ago
1 month ago