Hydro Flask 21oz Standard Mouth – 621ml  

Keep life moving with the 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
•    Temp Shield 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

Size & Dimensions
21 oz
Volume    621mL
Mouth Diameter    1.9"-4.8cm
Diameter    2.87"- 7.3cm
Height    9.4"- 23.8cm
Weight    11.3 oz- 320g