HydroFlask Standard Mouth Water Bottle with Flex Cap 21 oz - Black canteens with Inverted MONOWRAP® frame construction

with Inverted MONOWRAP® frame construction and a hybrid DynaPU®/DuraPU® midsole for superb support

Thanks to its total wax and beeswax content

Zip closure

Deep heel cup provides extra cushioning and support for repetitive impact

and hello to the perfect fit and protection

HydroFlask Standard Mouth Water Bottle with Flex Cap 21 oz - Black canteens with Inverted MONOWRAP® frame constructionVersatile, middle of the road size TempShield insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours Durable 18 8 Pro Grade Stainless Steel construction BPA Free and Phthalate Free Compatible with Standard Mouth Insulated Sport Cap Lifetime Warranty