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Hydro Flask 621ml/21oz Standard Mouth with Flex Straw Reusable Water Bottle - Seagrass

$58.46 $64.95
By Hydro Flask
Minus Plus

The Seagrass Hydro Flask 621ml Reusable Water Bottle is your perfect travel companion. 

Keep life moving with our vacuum insulated stainless steel 621ml / 21oz water bottle with Flex Straw Cap.

It stashes easily into a small shoulder bag, your pack's side pocket, or your car cup holder, and holds enough ice cold goodness to keep you going for hours without weighing you down.

No wonder it's one of our bestselling water bottles.

All Hydro Flask reusable bottles and coffee cups feature a lifetime warranty so you know they're built to last.


  • 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

    • The Seagrass Hydro Flask 621ml Reusable Water Bottle is your perfect travel companion. It stashes easily into a small shoulder bag, your pack's side pocket, or your car cup holder.
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