Hydro Flask Standard Mouth Flex Straw Cap Bottle 621ml

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Only 2 left in stock!
Pickup available at Skyview: 12355 Pattullo Place

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Flip and Sip.

Hydration on the go just got easier with our leakproof, insulated Flex Straw Cap. Add it to your favorite Standard Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere.


Our unique double wall vacuum insulation protects temperature for hours. Cold drinks stay icy cold for up to 24 hours and hot drinks stay piping hot for up to 6 hours so you can stay refreshed for any adventure. 


  • Tough powder coated finish is grippy and super-scratch resistant.
  • TempShield™ double wall insulated body keeps your drinks cold for up to 24 hours, hot for up to 6 hours, and won’t sweat on you.
  • 18/8 food grade stainless steel is the benchmark steel of the high-end culinary world.
  • Flex Cap has honeycomb insulation helps keep your drink the right temperature.
  • Soft TPU handle running on a stainless steel pivots.
  • Cap is dishwasher safe and recyclable PP#5.
  • Dimensions: 7.3 x 24cm.
Tech Specs:
Volume 621 mL
Mouth Diameter 1.91"
Diameter 2.81"
Height 9.4"
Weight 11.3 oz

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