Stay refreshed with the Hydro Flask 21 oz. insulated stainless - steel water bottle. This size fits perfectly in your car cupholder, small shoulder bag, or backpack pocket. Its double - wall vacuum insulation keeps cold drinks icy for up to 24 hours and hot drinks piping for up to 12 hours. The TempShield™ insulation not only maintains the temperature but also eliminates condensation. Made of durable 18/8 Pro - Grade Stainless Steel, it's BPA - Free and Phthalate - Free. The proprietary powder coat provides an easy - grip and sweat - free surface. It's compatible with the Standard Mouth Insulated Sport Cap and comes with a lifetime warranty. Product code: S21SX454. It's a versatile, middle - of - the - road size option for all your hydration needs.
Using your Hydro Flask 21 oz. water bottle is a breeze. Simply unscrew the flex cap, fill it with your favorite cold or hot beverage, and you're good to go. For best results, pre - chill or pre - heat the bottle by filling it with hot or cold water and letting it sit for a few minutes before adding your drink. When cleaning, use mild dish soap and warm water. You can wash the cap and bottle by hand or, if it's dishwasher - safe, use the top rack of your dishwasher. Avoid using abrasive cleaners as they can damage the powder coat finish. Store your bottle in a cool, dry place when not in use. If you notice any issues, don't worry, as it comes with a lifetime warranty.
