ALL-DAY HYDRATION: TempShield double-wall vacuum insulation keeps drinks cold for up to 24 hours, perfect for long road trips and active days; LEAKPROOF STRAW CAP FOR EASY DRINKING: The stainless steel water bottle features a Flex Straw Cap that provides easy access to your favorite drink while remaining leakproof. Sip on the go while commuting, traveling, or working out without worrying about spills. LEAKPROOF WHEN CLOSED: The Flex Straw Cap seals securely, making it reliable for commuting, road trips, and outdoor adventures. DURABLE STAINLESS STEEL: Built from high-quality stainless steel for long-lasting performance; dishwasher safe for easy cleaning. CUPHOLDER COMPATIBLE: Designed to fit most car cupholders, with a wide mouth opening that accommodates ice cubes for extra refreshment.