Hydro Flask Flex Standard Mouth Flex Straw Cap

(No reviews yet) Write a Review
Frequently bought together:


Flip and Sip.
Comes with two straws and instructions to customize for 18, 21 and 24 oz Standard Mouth bottles.
Hydration on the go just got easier with this leak-proof, insulated Flex Straw Cap. Add it to your favorite Standard Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere.

Product Benefits
Standard Mouth Flex Straw Cap fits all Hydro Flask Standard Mouth Bottles
Straw is easy to trim to fit your favorite Hydro Flask
Flex Strap is easy to transport and comfortable to carry
Honeycomb™ Insulated cap for maximum temperature retention
Leak-proof when closed so you can reliably sip and transport your refreshment without worry
BPA-Free & Toxin-Free
Removable components for easy cleaning.
Also compatible with Small Flex Strap Packs

Care & Use
Dishwasher safe, or the Hydro Flask Straw & Lid Cleaning Set
Not intended for use with carbonated beverages.
Flex Straw Cap not intended for use with hot liquids.
Keep hot liquids out of the reach of children.

View AllClose