Hydro Flask 21oz Standard Flex Straw Cap Colour:Rain 100% waterproof and breathable GORE-TEX

100% waterproof and breathable GORE-TEX insert with Plus Warm Technology stays with removable liner

Separate bottom compartment with zip-on base

EVA foam insole with 100% recycled top sheet

In the high alpine

making it perfect for keeping your hands warm and dry

Hydro Flask 21oz Standard Flex Straw Cap Colour:Rain 100% waterproof and breathable GORE-TEXMore hydration for more fun with the leakproof, Flex Straw Cap. The 21 oz Standard Mouth with Flex Straw Cap is just the right size for staying hydrated before, during and after activity. Beverages stay cold for 24 hours and hot for up to 12. The Flex Straw Cap is leakproof and makes it easy to sip on the move. FEATURES Flex Straw Cap makes cold refreshment that much easier Flex Straw Cap is leakproof when closed, to transport without worry Flex Strap