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YETI

YETI Rambler 18 oz Bottle, Vacuum Insulated, Stainless Steel with Color Matching Straw Cap, Big Sky Summer Camp

  • Based on 6,398 reviews
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Availability: In Stock.
Fulfilled by Amazon
Arrives Wednesday, Sep 2
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Color: Big Sky Summer Camp


Features

  • The perfect addition to your rough commutes, day hikes, or kayak sessions, this insulated water bottle has the power to keep your water cold (or coffee hot) until the last sip. And with the leak-resistant YETI Straw Cap, youve got a bottle made for every day, easy sippin
  • 18/8 STAINLESS STEEL - Resists dents and drops and the Double-Wall Vacuum Insulation keeps drinks cold to the last drop
  • NO SWEAT DESIGN - prevents condensation, keeping hands dry
  • DISHWASHER SAFE - Because no one needs more work to do
  • Note: Do not use the YETI Rambler Bottle Straw Cap with hot, carbonated, or pulpy beverages or for storage of food or perishables

Description

Waste no time hydrating on your morning hikes, kayak trips, and daily commutes with a flip and sip color-matched straw cap water bottle. The YETI Rambler 18 oz. Water Bottle has a leakproof cap when closed and an easy to carry TripleHaul Handle, so you’ll have cold water wherever you go. This bottle is over-engineered and double-wall insulated to keep your water cold until the last sip, and it’s dishwasher safe for easy cleaning. Plus, it comes with a wide-straw insert, so you get more drink with every sip. Please note: Do not use the YETI Rambler Water Bottle Straw Cap with hot, carbonated or pulp beverages, or for storage of food or perishables. DISHWASHER SAFE Because no one needs more work to do. 18/8 STAINLESS STEEL Resists dents and drops. DOUBLE-WALL VACUUM INSULATION Keeps ice longer and drinks colder. LEAKPROOF WHEN CLOSED To avoid cleaning up big spills.

Brand: YETI


Capacity: 1.1 pounds


Color: Big Sky Summer Camp


Recommended Uses For Product: Biking, Gym, Home, Office, Travel


Special Feature: Double Wall, Insulated, Leakproof, Sweat Resistant


Brand Name: YETI


Recommended Uses For Product: Biking, Gym, Home, Office, Travel


Model Name: R18 C Straw Bottle


Included Components: 18/8 Stainless Steel, Straw Cap


UPC: 888830610961


Manufacturer: YETI


Unit Count: 1 Count


Capacity: 1.1 pounds


Item Dimensions W x H: 2.98"W x 10.35"H


Number of Items: 1


Additional Features: Double Wall, Insulated, Leakproof, Sweat Resistant


Material Type: Stainless Steel


Product Care Instructions: Dishwasher Safe, Machine Wash


Color: Big Sky Summer Camp


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Sep 2

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Excellent insulation
Color: Seafoam
The YETI Rambler 18 oz in Seafoam is a standout bottle for anyone who wants reliable temperature control and rugged durability. The double‑wall vacuum insulation keeps drinks cold for hours, even in hot weather, and the stainless‑steel build feels solid without being overly heavy. The straw cap is convenient for quick sips on the go, and it doesn’t leak when closed properly. 👍 What I Like Excellent insulation — water stays cold all day, even in a hot car. Durable stainless steel that resists dents and scratches. Straw cap is easy to use and great for workouts, commuting, or hiking. Dishwasher‑safe, which makes cleaning simple. Seafoam color looks great and doesn’t fade thanks to YETI’s UV‑resistant coating. 👎 What Could Be Better The straw cap isn’t ideal for hot beverages (YETI recommends other caps for that). Slightly pricier than similar bottles, though the build quality justifies it. ⭐ Overall A fantastic everyday bottle for cold drinks, outdoor activities, and commuting. If you want something tough, stylish, and easy to sip from, the YETI Rambler 18 oz with Straw Cap is a great pick. ... show more
Reviewed in the United States on January 5, 2026 by Mtalekar
    • Terrific water bottle!
Color: Royal Blue
Keeps water cold all day even in Arizona! The stationary handle is just the perfect grip and the built in straw is easy to open with one finger. Well made, sturdy and stylish. 18 ounce capacity offers enough to drink but not too heavy to carry. Well worth the premium price .
Reviewed in the United States on July 4, 2026 by Joan D
    • YETI Rambler 18 oz Bottle
Color: Power Pink/Wildflower
I absolutely love this YETI bottle! The light pink color is beautiful—it's vibrant without being too bright, and the finish gives it a clean, premium look. The handle on the lid makes it very easy to carry, whether I'm heading to work, the gym, or running errands. As expected from YETI, the insulation is excellent. It keeps my water ice cold for hours, even in hot weather, and the bottle feels solid and durable. The stainless steel construction gives it a high-quality feel, and the powder-coated finish provides a good grip while resisting scratches. The wide-mouth opening also makes it easy to add ice cubes and clean the bottle thoroughly. My only minor criticism is that YETI products are on the expensive side, but the quality, durability, and performance make it worth the investment. Overall, this is a stylish, well-made bottle that performs exactly as advertised. I would definitely recommend it to anyone looking for a durable insulated water bottle. ... show more
Reviewed in the United States on July 31, 2026 by Saturn Cool
    • ABSOLUTELY PERFECT IN EVERY WAY IF YOU'RE LOOKING FOR A SMALLER SIZE
Color: Navy
Perfect size for car, golf, bedside etc. Handle makes it easy to carry and can use it with or without the straw. Keeps fluids cod or hot for many hours. We bought a second one so we have one for each of us.
Reviewed in the United States on August 3, 2026 by Richard T.
    • One of my favorite brands when it comes to my boys water bottles
Color: Key Lime
Review Image by Marina Ruder
Review Image by Marina Ruder
Review Image by Marina Ruder
Review Image by Marina Ruder
Review Image by Marina Ruder
A few years ago when my youngest was going to preschool I discovered Yeti brand and a really neat water bottle that 3 years later still holding on. Now that he's in elementary and drinking a lot more water I knew it was time for an upgrade and got this Yeti 18oz water bottle. I was drawn to the color(key lime) and same style design we had before with a smaller bottle. Easy to clean by hand or dishwasher and holds up well despite of all the drops and hits it goes through with my kiddo. I couldn't be happier with my purchase. Having 4 boys, I know ill be adding more to our family collection. 18oz is just the right size for my son, great quality and excellent lid functionality. Let's not forget the insulation that keeps his drink warm or cold depending on his needs that season. I highly recommend it! ... show more
Reviewed in the United States on June 30, 2026 by Marina Ruder
    • Solid, high quality metal water bottle to keep water cold all day
Color: Rescue Red
This is a great bottle. We got this for our daughter for preschool as an upgrade to and phase out her plastic Contigos and Zaks, and just outdoor adventures. I don’t think it’s quite 18 ounces, as an entire 16.9 fl. Oz. bottle of water fits perfectly, but any more and it just overflows after tightening the lid. Otherwise, it does what it’s supposed to do. Haven’t had any issues with leaking, and it keeps water cold throughout the day. It’s been durable, and the handle is convenient making it easy for our wee one to grab it and carry along. ... show more
Reviewed in the United States on June 4, 2026 by Amazon Customer
    • Product Is A Winner!
Color: Venom
Just What I Needed! Fits Perfect In My Lunch Bag And Doesn't Leak While Sideways! I Wanted To Bring (Milk) Instead Of Soda With My Lunch To Work Each Day And This While In My Lunch Bag With An Ice Pack Is Still Brain-Freeze Cold All Day! I Can Now Have 18oz Of Coffee Milk, Chocolate, Strawberry Or Just Plain Milk. I liked It So Much I Bought A Second One For When Its In The Dishwasher. The Color Venom Is Great And I Bought The Solar-Flare Too! I Don't Find The Handle To Be In The Way At All And You Get A Huge Sip Due To The Enormous Straw that They Give You A Replacement With Your Order. Thankfully I Bought This YETI Before Ordering Any Crap Products Only To Be Disappointed With Leaks And False Promises As To Keeping Products Cold!, Granted It's In A Cold Bag But I Only Drank Half Of The Milk And On The Way Home 10 Hours Later The Rest Was Still Amazingly Ice Cold! It's True That You Get What You Pay For And With YETI You Can't Get Any Better.. I'm Not Saying That If Your Bottle Is In Your Car In The Summer @ 100+ degrees The Fluid Will Stay Cold For 10 Hours! BUT While In Your Cooler Bag It Will Even After The Ice Pack Has Melted! This Being Said: I Am 100% Happy With All Products I Have Purchased By YETI And My Cooler Bag Is NOT a YETI, Its Just A Regular (High Speed Daddy) Soft Cooler But I'm Sure This Bottle Combined With A YETI Lunch Cooler It Would Be A Show Stopper. ... show more
Reviewed in the United States on March 24, 2026 by Amazon customer
    • Need larger
Color: Seafoam
Nice but much smaller than I expected. Wish it held more water
Reviewed in the United States on July 21, 2026 by Southern Charm

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