Hydro Flask 21oz Standard Mouth Insulated Bottle + Flex Cap - 621ml - Surf

Your perfect travel companion.

Keep life on the move with the Hydro Flask 21 oz bottle and standard flex cap. Easy to stash in a small shoulder bag, in the side pocket of your backpack or in the cup holder of your car, it provides enough ice-cold refreshment to keep you moving for hours without weighing you down. No wonder it's one of Hydro Flask's best-selling water bottles.

Highlights of the Hydro Flask 21 oz Standard Mouth insulated bottle + Flex Cap:

• TempShield™
  Unique double-wall vacuum insulation protects temperature for hours.
• Pro-Grade Stainless Steel
  Made of 18/8 pro-grade stainless steel to ensure pure taste and no flavor transfer - and the durable construction stands up to whatever life brings.
• Proprietary powder coating
  Proprietary powder coating means a grippy, sweat-free and extra durable bottle you can take anywhere.

Product benefits of the Hydro Flask 21 oz Standard Mouth insulated bottle - 621ml

• Versatile, medium size
• TempShield™ insulation eliminates condensation and keeps drinks 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 sports cap with mouthpiece insulation
• Fits in the bottle cage