Hydro Flask 21Oz Black Standard Mouth Flex Cap

21OZ BLACK STANDARD MOUTH FLEX CAP

Your perfect travel companion.

Keep life moving with our 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 our bestselling water bottles.

Product Benefits:

Versatile, 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