The 21 oz Hydro Flask is the perfect choice for when you’re on the go, the unique double-wall vacuum-insulation protects temperature for hours and keeps cold drinks icy cold and hot drinks piping hot.
- Versatile, middle-of-the-road size
- TempShield™ insulation eliminates condensation and keeps beverages cold for up to 24 hours and hot for 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
- Volume: 621ml
- Mouth diameter: 1.91”
- Diameter: 2.87”
- Height: 9.4”
- Weight: 11.3oz (320g)