Hydro Flask Standard Mouth with Flex Cap 21oz Black

TempShield™
Hydroflask’s unique double wall vacuum insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot so you can stay refreshed for any adventure.

Pro-Grade Stainless Steel
Made with 18/8 pro-grade stainless steel to ensure pure taste and no flavor transfer - and the durable construction stands up for whatever life brings.

Proprietary Powder Coat
Hydroflask’s proprietary powder coat means an easy-grip, sweat-free, and extra-durable bottle that you can take anywhere.

Lifetime Warranty
Hydroflask stands behind their products.
Hydro Flask guarantees this Hydro Flask product with a limited lifetime warranty against manufacturer defects.

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
• Lifetime Warranty

Size & Dimensions
21 oz
Volume 621 mL
Mouth Diameter 1.91"
Diameter 2.87"
Height 9.4"
Weight 11.3 oz