Sorry!  This item Is out of stock.  ( Hydro Flask - 21 Oz Standard Mouth Bottle with Sport Cap )

Hydro Flask - 21 Oz Standard Mouth Bottle with Sport Cap

Availability: Out of stock

Stock #: HCTZZ-
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They're pretty much the perfect pair— the Hydro Flask 21 oz Standard Mouth Bottle and insulated Sport Cap. Together, they're your go-anywhere hydration companion. 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.


  • Versatile, middle-of-the-road size, equipped with our insulated Sport Cap
  • 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 the Standard Mouth Flex Cap
  • Lifetime Warranty
  • Sport Cap is not intended for use with hot liquids and is not leakproof


  • Volume: 21 oz / 621 ml
  • Mouth diameter: 1.91"
  • Diameter: 2.87"
  • Height: 10.4"
  • Weight: 11.3 oz