Hydration on the Go.
Hydroflask's 21 oz 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.
- Easy to Transport
- Versatile, middle-of-the-road size
- BPA-Free and Phalate-Free
- Durable, sweat-free powder coat finish (or Classic Stainless option)
- Lifetime Warranty
- Compatible with Standard Loop Cap and Sport Cap
- TempShieldTM Protected
- Keeps cold up to 24 hours
- Keeps hot up to 6 hours
- 18/8 Pro Grade Stainless Steel
- Additional Information