Hydro Flask Standard Mouth 21oz Flex Cap

$27.95
This cap fits a standard 21 ounce flask and is the perfect go-anywhere companion. Read more >
Details
Hydration on the Go. Our 21 oz. flask is the perfect go-anywhere companion on your busiest days. It stashes easily in a small shoulder bag, your pack’s side pocket, or your car cup holder, and holds enough to keep you going for hours without weighing you down. Now with our new Flex Cap for ultimate portablity.
Awards
Shipping & Returns
Greater Rewards - Join the adventure
free shipping always
earn points & rewards
points for sharing
member only offers
Back to Top