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YETI Rambler Jr. 12 oz Kids Bottle, with Straw Cap

  • Based on 35,367 reviews
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Availability: In Stock.
Fulfilled by YETI Authorized

Arrives Tuesday, Mar 3
Order within 14 hours and 58 minutes
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Color: Seafoam


Features

  • Yeti Kids Need A Bottle That Can Keep Up. Introducing Rambler Jr. - A Small-And-Mighty Kids Bottle Over-Engineered For Your Little Wild Ones
  • Dishwasher Safe - As A Well-Deserved Convenience To You, We Made Sure Both The Bottle And Cap Are Dishwasher Safe (Because One Less Chore Sounds Nice)
  • 18/8 Stainless Steel - Withstands All Dents And Drops And Bpa-Free So They Can Safely Sip Without A Worry In The World
  • No Sweat Design - Keeps Their Hands Dry - Critical When Summiting The Jungle Gym, And The Duracoat Color Won'T Crack Or Peel
  • Straw Cap - Ultra Leak & Shatter-Resistant Ideal For Impromptu Rowdiness. Recess Is No Match For The Straw Cap

Specs & Other Info

Specification Details
Designer YETI
Product Volume 12 ounces
Color Scheme Seafoam
Key Features Rust-proof, Dishwasher-friendly, Durable, Lightweight, Insulated, Leak-proof
Suitable Age Group Kids
Product Dimensions 3 inches width x 8.25 inches height
Model Rambler Jr
Product Weight 12 ounces
Material Used Stainless Steel
Items in Package One Thermos and Cap
Care Instructions Dishwasher Safe
Base Diameter 3 Inches
Lid Type Straw Cap
Package Dimensions 9.84 x 3.82 x 3.46 inches
Suggested Users All Genders
Manufacturer Details YETI
Part Identifier 21071500020
First Released August 22, 2019

Frequently asked questions

Yes, the YETI Rambler Jr. bottle is top rack dishwasher safe. This makes the cleaning process easier and more convenient.

Yes, this version of the YETI Rambler Jr. bottle comes with a straw cap for easy sipping. However, it's important to clean the straw regularly to maintain hygiene.

The YETI Rambler Jr. has a capacity of 12 ounces, making it suitable for kids with a handy size for their beverages.

Yes, the YETI Rambler Jr. bottle is double-wall vacuum insulated. This feature keeps the drinks cold until the last sip.

Top Amazon Reviews

šŸš€ Abunda's Overview

This is our summary and key points to consider based on customer reviews.


The Yeti Rambler Jr. 12 oz Kids Bottle with Straw Cap is lauded as a highly durable, quality water bottle ideal for kids. The design is intuitive, allowing for easy use, and the bottle itself is said to be quite sturdy, able to hold up well even after being dropped multiple times by children. The straw cap prevents spills and the size makes it perfect for children's hands or a backpack's cup holder. Minor dings and dents may occur, but the functionality of the product remains intact.

Pros

  • šŸ‘ Highly durable and sturdy
  • 😊 Easy to use, with a child-friendly design
  • šŸ’§ Straw cap prevents spills
  • šŸ“ Perfect size for kids' hands and backpacks
  • ā³ Keeps drinks cold for a long time

Cons

  • šŸ’² A bit pricey
  • šŸ¶ Minor dings and dents might appear after frequent drops
  • šŸ’¦ The straw may sometimes fall out

Should I Buy It?

If your focus is on a quality purchase that offers durability and ease of use for your child, then the Yeti Rambler Jr. is definitely worth considering. Despite minor potential for dings and dents, the product's overall functionality and quality seem to outweigh these minor issues, making it a good choice for a child's water bottle. Do keep in mind its higher price point than some other brands on the market.


  • Kids size yeti cup
Color: Wetlands Brown
This small kids cup is perfect for my son for his lunch. I haven't seen any leakage so far. It came with 2 inner straws which I appreciate since these usually get lost in the dishwasher. It holds 12 oz of fluid and ice didn't melt too fast. I didn't notice a smell to it when it came. The design is very elegant and flawless. I'm extremely happy with my purchase of this cup. It is heavy duty and I see it lasting a really long time. My son loves it! I got the brown and it goes with everything. Fits in the side pocket of my bag and it's short so it stays in. So far we love this cup. ... show more
Reviewed in the United States on January 4, 2026 by BBqueen BBqueen

  • Durable and Reliable, Perfect for Toddlers!
Color: Beekeeper
The YETI Rambler Jr. 12 oz Kids Bottle with the straw cap is definitely an investment, but it's one we’re so glad we made! While it’s on the pricier side, its durability and design have proven to be totally worth it. Our toddler is quite the little adventurer, and this bottle has survived countless tosses, drops, and spills without showing signs of damage. Unlike other kids' bottles that break or crack after just a few rough uses, this one stands up to the test. The straw cap is an excellent feature for young kids, making it easy for our toddler to drink from without making a mess. Plus, it’s spill-proof, which is a huge bonus when you’ve got a busy, active child. The bottle is also easy to clean, which is essential for us. We've thrown it in the dishwasher multiple times, and it’s still in great condition. We really appreciate the high-quality build of this bottle. The double-wall vacuum insulation keeps drinks cold for hours, which is perfect for both outdoor play and car trips. Whether it’s a hot summer day or a chilly winter outing, the YETI bottle keeps liquids at the right temperature, making it more convenient and enjoyable for our toddler to stay hydrated. The size is also ideal for little hands. It fits perfectly in our child’s grip, and the compact design makes it easy to throw into a diaper bag or backpack without taking up too much space. I’ll admit, it’s a bit on the expensive side compared to other bottles, but given how tough and well-made it is, I would recommend it to any parent with an active child. The quality and longevity of this product make it a wise investment, and I expect it to last us through many more years of use. If you're looking for a bottle that can withstand the wear and tear of toddler life and still look great, the YETI Rambler Jr. is a fantastic choice! Definitely worth the price for the peace of mind and the reliable performance. ... show more
Reviewed in the United States on October 26, 2025 by Jonathan Lee Jonathan Lee

  • Well made
Color: Wetlands Brown
The media could not be loaded. Love the size perfect for days when I don’t want to carry my big yeti. I really like that I can use the lid from my other yeti on this one, which is super convenient. The handle makes it easy to carry, and it even came with a cute otter sticker. The color was exactly as expected, and it does a great job keeping water cold. ... show more
Reviewed in the United States on January 26, 2026 by Lupita Rios

  • Great value
Color: Rescue Red
Truly the only leakproof kids water bottle that I've found. Good value, looks, great, and has held up quite well for a bit now!
Reviewed in the United States on January 12, 2026 by Jet

  • Perfect for toddler!
Color: Lowcountry Peach
Great stainless steel water bottle for toddler! My daughter wants to be just like mom with a water bottle and this one is perfect! It’s durable for all the time it’s dropped and the color remains vibrant. It holds a lot more water than i expected, I would even use it myself some days. The ice doesn’t melt all day long so the water stays nice and cold. We will definitely have this water bottle for a long time! ... show more
Reviewed in the United States on December 5, 2025 by Lyndee

  • Great water bottle
Color: Papaya
Great water bottle. Holds temperature for extended time. Easy to clean. Kiddo loves it. Easy to use
Reviewed in the United States on December 27, 2025 by Lori

  • Built like a tank, perfect for active kids (but a bit heavy)
Color: Big Sky Blue
We’ve gone through a lot of kids’ water bottles over the years, and the YETI Rambler Jr. is hands-down the toughest one we’ve owned. My kid has dropped it on pavement, tossed it in the car, and left it rolling around in a backpack, and it still looks and works like new. The insulation is top-tier: it keeps water ice-cold for hours, even on hot days at the park. The straw lid is genuinely leak-resistant when closed, which gives me peace of mind. (It’ll dribble a bit if left open and tipped, but that’s expected.) I also appreciate that it’s super easy to clean, dishwasher safe, and the straw disassembles without much fuss. The colors are vibrant and kid-friendly, and the handle makes it easy for little hands to carry. A couple of things to note: -> It’s heavier than a typical plastic bottle—something to consider if your kiddo prefers super lightweight gear. -> The straw has popped out a couple of times when refilling, but it’s easy to snap back in. Overall, it’s a great choice if you want a bottle that can survive serious kid use and still keep drinks cold all day. Worth the price for the quality and durability. Still need to keep an eye on the nooks and crannies for mild accumulation so I’d wash it every few days, maybe more in the summer. Easy enough to disassemble and clean though Would definitely buy again (and probably will once my younger one is old enough for one too). Update: make sure to check the interior of the cap unit for mold accumulation. Definitely think this should be washed multiple times per week. ... show more
Reviewed in the United States on July 1, 2025 by nahnahnahnah

  • Great bottle
This is my daughter’s favorite water bottle. I love the color and that it’s durable. It is also easy to clean which is a major bonus.
Reviewed in the United States on January 7, 2026 by Sam Sam

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