Hydro Flask 21 oz Standard Flex Cap

Whether you're crushing that morning hike or powering through a marathon workday, the Hydro Flask 21 oz Standard Mouth keeps your drinks at the perfect temperature from sunrise to sunset. This vacuum insulated stainless steel bottle leverages TempShield double-wall technology to lock in cold for 24 hours or heat for 12 hours, while the leakproof Flex Cap with honeycomb insulation ensures every sip is as refreshing as the first. Built with pro-grade 18/8 stainless steel and a sweat-free powder coat finish, it fits seamlessly into cup holders and backpacks alike, making it your reliable hydration companion for outdoor adventures, daily commutes, and everything in between.

Features

• TempShield double-wall vacuum insulation technology maintains beverage temperature without exterior condensation
• Leakproof Flex Cap with honeycomb insulation prevents spills while maintaining temperature integrity
• Pro-grade stainless steel construction ensures durability and pure taste with no flavor transfer
• Cup holder compatible design for convenient car travel and easy transport
• Color Last powder coat finish provides sweat-free grip and long-lasting appearance
• Standard mouth opening optimized for comfortable drinking and easy cleaning
• Dishwasher safe construction for effortless maintenance