HydroFlask Standard Mouth Water Bottle with Flex Cap 21 oz - Black canteens Thanks to its total wax

Thanks to its total wax and beeswax content

Cushioning dual-density EVA midsole provides shock absorption with support

while the contoured cork-and-latex footbed and anatomically shaped heel cup cradle your foot for hours of walking comfort

Arch Pain & Arch Strain

Supportive Ariat ATS® Technology Platform

HydroFlask Standard Mouth Water Bottle with Flex Cap 21 oz - Black canteens Thanks to its total waxVersatile, 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