--- product_id: 599188154 title: "Water Bottle - Insulated Stainless Steel - Non Spill, Leakproof in 21 Oz Cascade Blue" brand: "hydro flask" price: "$64.70" currency: USD in_stock: true reviews_count: 13 category: "Hydro Flask" url: https://www.desertcart.us/products/599188154-water-bottle-insulated-stainless-steel-non-spill-leakproof-in-21 store_origin: US region: United States of America --- # 100% leakproof seal 12H hot retention 24H cold retention Water Bottle - Insulated Stainless Steel - Non Spill, Leakproof in 21 Oz Cascade Blue **Brand:** hydro flask **Price:** $64.70 **Availability:** ✅ In Stock ## Summary > 💧 Stay cool, stay hot, stay ahead with Hydro Flask. ## Quick Answers - **What is this?** Water Bottle - Insulated Stainless Steel - Non Spill, Leakproof in 21 Oz Cascade Blue by hydro flask - **How much does it cost?** $64.70 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/599188154-water-bottle-insulated-stainless-steel-non-spill-leakproof-in-21) ## Best For - hydro flask enthusiasts ## Why This Product - Trusted hydro flask brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless maintenance:** Dishwasher safe and easy to clean, so your bottle stays fresh, colorful, and ready for every adventure. - • **Sleek, durable, and pure:** Pro-grade stainless steel ensures no flavor transfer and a vibrant Cascade Blue finish that resists condensation. - • **Designed for your lifestyle:** Fits most cupholders and features a flexible handle for effortless carrying during commutes, workouts, or meetings. - • **Leakproof confidence on the go:** Flex Cap guarantees no spills or leaks—toss it in your bag and move freely without worry. - • **All-day hydration, zero compromise:** Keeps drinks icy cold for 24 hours and steaming hot for 12 with TempShield® double-wall vacuum insulation. ## Overview The Hydro Flask 21 oz Standard Mouth Bottle in Cascade Blue combines premium stainless steel with TempShield® double-wall vacuum insulation to keep beverages cold for 24 hours or hot for 12. Featuring a leakproof Flex Cap, cupholder-friendly design, and dishwasher-safe durability, this bottle is engineered for professionals who demand reliable hydration with style and convenience. Backed by a lifetime warranty, it’s the ultimate companion for your busy, on-the-go lifestyle. ## Description Stay hydrated with the Hydro Flask 21 oz Standard Mouth Bottle. With a comfortable, flexible handle, the reusable water bottle is leakproof with double-wall insulation to keep drinks cold up to 24 hours and hot for up to 12 hours. The insulated bottle easily fits ice cubes and is dishwasher safe. 24 hours cold. 12 hours hot. TempShield® double-wall vacuum insulation. Leakproof when closed. Won't retain odor or leftover flavor. BPA-Free. Dishwasher safe. Easy to clean by hand or dishwasher. Stays clean and colorful. Not for use on a stove, in a microwave or freezer. Keep hot drinks out of the reach of children. Bottle fits all Standard Mouth caps and lids, including the leakproof Flex Straw Cap. Review: high-quality insulated steel. - I’ve been using this Hydro Flask water bottle for a few weeks now, and it has quickly become my go-to for daily hydration. The insulation performance is outstanding—my water stays ice-cold for a full day, even when I leave the bottle in my car or take it outdoors. It also keeps hot drinks warm for hours, which is a huge bonus. The build quality is top-notch. The stainless steel feels durable and premium, and I love that it doesn’t retain any flavors from previous drinks. Everything tastes fresh every time. Another big plus is the leakproof design. I’ve tossed it into my backpack multiple times without worrying about spills. The wide mouth also makes it easy to add ice cubes and clean thoroughly. I also appreciate the sleek design and powder-coated finish, which gives it a great grip and prevents condensation on the outside. It’s both functional and stylish. If I had to mention one small downside, it’s that the bottle can feel a bit heavy when full—but that’s expected with high-quality insulated steel. Overall, this is a reliable, durable, and high-performing water bottle that’s absolutely worth the price. Highly recommend for anyone looking for a long-lasting insulated bottle! Review: Love Zulu H2O bottles! - Perfect metal water bottle! It has a handle, fits in the car holder, easy to clean, nice color , holds ice cold temperature well, has a good drinking spout, good value for the price and seems to be leak resistant. If only my husband stops losing them - this is Zulu number 3. ## Features - 21 OZ CASCADE BLUE BOTTLE: Fill and refill with the Hydro Flask Standard Mouth insulated water bottle with leakproof cap. With a comfortable, flexible handle, the bottle is easy to grab and take anywhere. Double-wall insulation keeps drinks cold up to 24 hours and hot for 12. - 24 HOURS COLD. 12 HOURS HOT: The insulated water bottle keeps drinks cold for 24 hours and hot for 12 thanks to double-wall vacuum insulation. TempShield insulation is designed to be lightweight and efficient temperature retention, keeping contents ready to sip. - LEAKPROOF: Say goodbye to leaky water bottles. The Hydro Flask Flex Cap is leakproof when closed. Toss it into your bag without worry. - FITS CUPHOLDERS: The cupholder-friendly design means your bottle fits seamlessly in most cupholders. Designed for seamless cupholder cohabitation, it's right at home on the open road, on the sidelines, in a pack or wherever you need to set your sips. - PURE TASTE: Durable pro-grade stainless steel ensures pure taste and no leftover flavor transfer. So, today's water won't have any taste of yesterday's iced tea. - DISHWASHER SAFE: Easy to use and easy to clean, just toss the lid and bottles into the dishwasher. Designed to keep bright color, being dishwasher safe means your favorite Hydro Flask is always at-the-ready. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJCTT8XR | | Additional Features | Vacuum Insulated | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #6,810 in Kitchen & Dining ( See Top 100 in Kitchen & Dining ) #147 in Insulated Bottles | | Brand | Hydro Flask | | Brand Name | Hydro Flask | | Cap Type | Flex Cap | | Capacity | 621 Milliliters | | Color | CASCADE | | Customer Reviews | 4.8 out of 5 stars 10,279 Reviews | | Global Trade Identification Number | 00810096852410 | | Included Components | Bottle | | Is Oven Safe | No | | Is the item dishwasher safe? | Yes | | Is the item microwaveable? | No | | Item Dimensions W x H | 5.75"W x 9"H | | Item Type Name | Water Bottle | | Item Weight | 0.3 Kilograms | | Manufacturer | Hydro Flask | | Manufacturer Warranty Description | LIFETIME | | Material Type | Stainless Steel | | Model Name | Standard Mouth Flex Cap Bottle | | Number of Items | 1 | | Pattern | Solid | | Product Care Instructions | Hand Wash Only | | Recommended Uses For Product | Water | | Special Feature | Vacuum Insulated | | Theme | Sport | | UPC | 810096852410 | | Unit Count | 1.0 Count | | With Lid | Yes | ## Product Details - **Brand:** Hydro Flask - **Capacity:** 21 Fluid Ounces - **Color:** CASCADE - **Recommended Uses For Product:** Water - **Special Feature:** Vacuum Insulated ## Images ![Water Bottle - Insulated Stainless Steel - Non Spill, Leakproof in 21 Oz Cascade Blue - Image 1](https://m.media-amazon.com/images/I/61Qt7AUJROL.jpg) ## Available Options This product comes in different **Color, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ high-quality insulated steel. *by R***S on March 31, 2026* I’ve been using this Hydro Flask water bottle for a few weeks now, and it has quickly become my go-to for daily hydration. The insulation performance is outstanding—my water stays ice-cold for a full day, even when I leave the bottle in my car or take it outdoors. It also keeps hot drinks warm for hours, which is a huge bonus. The build quality is top-notch. The stainless steel feels durable and premium, and I love that it doesn’t retain any flavors from previous drinks. Everything tastes fresh every time. Another big plus is the leakproof design. I’ve tossed it into my backpack multiple times without worrying about spills. The wide mouth also makes it easy to add ice cubes and clean thoroughly. I also appreciate the sleek design and powder-coated finish, which gives it a great grip and prevents condensation on the outside. It’s both functional and stylish. If I had to mention one small downside, it’s that the bottle can feel a bit heavy when full—but that’s expected with high-quality insulated steel. Overall, this is a reliable, durable, and high-performing water bottle that’s absolutely worth the price. Highly recommend for anyone looking for a long-lasting insulated bottle! ### ⭐⭐⭐⭐⭐ Love Zulu H2O bottles! *by N***H on August 4, 2025* Perfect metal water bottle! It has a handle, fits in the car holder, easy to clean, nice color , holds ice cold temperature well, has a good drinking spout, good value for the price and seems to be leak resistant. If only my husband stops losing them - this is Zulu number 3. ### ⭐⭐⭐⭐⭐ It’s worth it! *by M***S on November 2, 2024* ⭐️⭐️⭐️⭐️⭐️ This Hydro Flask is absolutely perfect for school! The 21 oz size fits perfectly in the side pocket of my child’s backpack, and he was thrilled with how cold it kept his water all day – much better than any plastic bottle we’ve tried. It’s sturdy, easy to carry with the Flex Cap, and holds up great to daily use. I was so impressed that I bought a second one right away for my other child. Definitely worth it for a high-quality, reliable water bottle! ## Frequently Bought Together - Hydro Flask Stainless Steel Standard Mouth Water Bottle with Flex Cap and Double-Wall Vacuum Insulation - Hydro Flask 20 Oz Wide Flex Cap Agave - Hydro Flask Water Bottle - Insulated Stainless Steel - Wide Straw Lid, Non Spill, Leakproof in 32 Oz Cascade Blue --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/599188154-water-bottle-insulated-stainless-steel-non-spill-leakproof-in-21](https://www.desertcart.us/products/599188154-water-bottle-insulated-stainless-steel-non-spill-leakproof-in-21) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-07*