Flip and Sip.
Hydration on the go just got easier with our leakproof, insulated Flex Straw Cap. Add it to your favourite 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 favourite Hydro Flask
- Flex Strap is easy to transport and comfortable to carry
- Honeycomb™ Insulated cap for maximum temperature retention
- Leakproof when closed so you can reliably sip and transport your refreshment without worry
- BPA-Free and Toxin-Free
- Removable components for easy cleaning.
- Lifetime Warranty
Care & Use
- Dishwasher safe, or use our Straw & Lid Cleaning Set
- Not intended for use with carbonated beverages.
- Flex Straw Cap not intended for use with hot liquids.