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Hydro Flask 21oz Standard Flex Cap

Hydro Flask 21oz Standard Flex Cap
  • Color: Carnation
  • Color: Black
  • Color: Stone
  • Color: White
  • Color: Pacific
Please select options


Stainless steel, cup holder compatible, fits right in your pack—our reusable, refillable 21 oz Standard Mouth insulated water bottle keeps cold drinks cold for 24 hours, hot drinks hot for up to 12 hours, and holds enough hydration for hours of fun.

TempShield®? double-wall vacuum insulation keeps drinks cold up to 24 hours, hot up to 12
Flex Cap is leakproof when closed
Honeycomb™? Insulated Cap for maximum temperature retention
Made with 18/8 pro-grade stainless steel for durability, pure taste and no flavor transfer
Color Last™ powder coat is durable, sweat-free and colorful
Dishwasher safe
Not for use on a stove, in a microwave or freezer

Part Numbers

Option UPC Store SKU
Carnation / 21oz 810028842373 210000004849
Black / 21oz 810497025680 210000004850
Stone / 21oz 810007834818 210000004852
White / 21oz 810497025697 210000004851
Pacific / 21oz 810497025789 210000012821