Keep life moving with the Hydroflask 21 oz bottle and Standard Flex Cap. It stashes easily into a small shoulder bag, your pack’s side pocket, or your car cup holder, and holds enough ice cold goodness to keep you going for hours without weighing you down. No wonder it’s one of the bestselling water bottles.
BPA-Free and Phthalate-Free
Versatile, middle-of-the-road size
Durable 18/8 Pro-Grade Stainless Steel construction
Compatible with Standard Mouth Insulated Sport Cap
TempShieldTM insulation eliminates condensation and keeps beverages cold up to 24 hours and hot up to 12 hours