--- product_id: 149867338 title: "18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle - Reusable with Leakproof Chug & Straw Lids - Keeps Drinks Cold 24 hr/Hot 12 hr - Easy Maintenance - Gym/On-the-Go, White" brand: "thermoflask" price: "¥8417" currency: JPY in_stock: true url: https://www.desertcart.jp/products/149867338-18-oz-double-wall-vacuum-insulated-stainless-steel-water-bottle store_origin: JP region: Japan --- # Leakproof lids for zero spills Keeps drinks hot 12 hrs Keeps drinks cold 24 hrs 18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle - Reusable with Leakproof Chug & Straw Lids - Keeps Drinks Cold 24 hr/Hot 12 hr - Easy Maintenance - Gym/On-the-Go, White **Brand:** thermoflask **Price:** ¥8417 **Availability:** ✅ In Stock ## Summary > 💧 Stay cool, stay hot, stay unstoppable with ThermoFlask! ## Quick Answers - **What is this?** 18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle - Reusable with Leakproof Chug & Straw Lids - Keeps Drinks Cold 24 hr/Hot 12 hr - Easy Maintenance - Gym/On-the-Go, White by thermoflask - **How much does it cost?** ¥8417 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/149867338-18-oz-double-wall-vacuum-insulated-stainless-steel-water-bottle) ## Best For - thermoflask enthusiasts ## Why This Product - Trusted thermoflask brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless upkeep:** Dishwasher-safe bottle and lids make cleaning a breeze for busy professionals. - • **No spills, no stress:** Leakproof design ensures your bag stays dry whether at the gym, office, or on the move. - • **Built to endure your hustle:** Premium 18/8 food-grade stainless steel resists dents and impact for long-lasting durability. - • **Hydration that lasts all day:** Double-wall vacuum insulation locks in temperature—cold for 24 hours, hot for 12. - • **Versatility meets convenience:** Two interchangeable lids (chug & straw) adapt to your active lifestyle and drinking preference. ## Overview The ThermoFlask 18 oz water bottle features double-wall vacuum insulation to keep beverages cold for 24 hours or hot for 12 hours. Crafted from durable 18/8 food-grade stainless steel, it includes two leakproof lids—a chug lid and a straw lid—offering versatile drinking options. Designed for active lifestyles, it’s sweatproof, impact-resistant, and dishwasher-safe for easy maintenance, making it the perfect hydration companion for professionals on the go. ## Description The ThermoFlask 18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle is the perfect companion for hydration enthusiasts seeking versatility while on the go. This insulated water bottle features both a chug lid and a straw lid to suit different drinking preferences, making it an ideal choice for various activities. Engineered from premium 18/8 food-grade stainless steel, this high-quality water bottle promises long-lasting performance and reliability. Its leakproof design ensures that the bottle remains spill-free, providing peace of mind when stored in backpacks or gym bags. With its advanced vacuum insulation, this bottle keeps beverages cold for up to 24 hours and hot for 12 hours, making it an essential tool for both hot and cold beverages. Offering easy maintenance, each component of this stainless steel insulated water bottle is dishwasher-safe and straightforward to hand wash, ensuring a fuss-free cleaning experience. The ThermoFlask water bottle is not just another gym water bottle but a durable thermal water bottle that keeps your drink fresh throughout the day. Perfect for adults who want a safe, reusable water bottle for travel, sports, or everyday hydration. Enhance your routine with this versatile and reliable insulated stainless steel water bottle, and experience the difference in your hydration habits. ## Features - STAY HYDRATED WITH ULTIMATE VERSATILITY: Keep drinks cold or hot for hours with the insulated ThermoFlask 18 oz bottle. Perfect for an active lifestyle, it includes two interchangeable lids — a chug lid and easy-access straw lid. - SIP WITH CONFIDENCE IN DURABILITY: Crafted from premium 18/8 food-grade stainless steel, the ThermoFlask water bottle delivers long-lasting performance and a clean, pure taste. Resistant to dents and impact, it’s built to handle any adventure. - EXPERIENCE FREEDOM FROM SPILLS: ThermoFlask stainless steel bottle with leakproof lid keeps drinks secure. Perfect for bags or bikes, the tight seal prevents leaks and spills, keeping your belongings dry. - 24 HOURS COLD, 12 HOURS HOT: The insulated ThermoFlask water bottle keeps drinks cold up to 24 hours and hot up to 12 with double-wall vacuum insulation, ensuring your beverages stay perfectly chilled or warm anywhere. - EFFORTLESS CLEANING FOR BUSY LIFESTYLES: ThermoFlask water bottle and lids are dishwasher-safe, making cleaning quick and simple—perfect for active lifestyles. ## Technical Specifications | Specification | Value | |---------------|-------| | Additional Features | Double Wall, Sweatproof, Vacuum Insulated | | Age Range Description | Adult | | Asin | B07S3B6DGB | | Base Diameter | 2.91 inches | | Best Sellers Rank | #13,370 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #407 in Water Bottles | | Brand Name | ThermoFlask | | Cap Type | Sports Cap | | Capacity | 18 fluid ounces | | Color | White | | Customer Reviews | 4.7 4.7 out of 5 stars (30,157) 4.7 out of 5 stars | | Global Trade Identification Number | 00885395500560 | | Included Components | Water Bottle, Spout Lid, Straw Lid | | Item Dimensions W X H | 4.09"W x 9.05"H | | Item Type Name | Water Bottle with Two Lids | | Item Weight | 11.04 ounces | | Manufacturer | Thermoflask | | Material Type | Stainless Steel | | Model Name | Insulated Stainless Steel | | Number Of Items | 1 | | Product Care Instructions | Dishwasher Safe | | Recommended Uses For Product | Water | | Theme | Sport | | Unit Count | 1 Count | | Upc | 885395500560 | ## Product Details - **Brand:** ThermoFlask - **Capacity:** 18 fluid ounces - **Color:** White - **Recommended Uses For Product:** Water - **Special Feature:** Double Wall, Sweatproof, Vacuum Insulated ## Images ![18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle - Reusable with Leakproof Chug & Straw Lids - Keeps Drinks Cold 24 hr/Hot 12 hr - Easy Maintenance - Gym/On-the-Go, White - Image 1](https://m.media-amazon.com/images/I/61wosPoeKrL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Frequently Bought Together - ThermoFlask 18 oz Double Wall Vacuum Insulated Stainless Steel Water Bottle with Spout and Straw Lids, White - Thermoflask Insulated Water Bottle with Spout Lid, 40oz, 2 Pack (Teal/Graphite) - Thermoflask 40oz Stainless Steel Insulated Water Bottles with Straw and Spout Lids, 2-pack, Off White/Glade Green --- ## 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.jp/products/149867338-18-oz-double-wall-vacuum-insulated-stainless-steel-water-bottle](https://www.desertcart.jp/products/149867338-18-oz-double-wall-vacuum-insulated-stainless-steel-water-bottle) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-15*