Flip and Sip.
Hydration on the go just got easier with Hydro Flask's leakproof, insulated Flex Straw Cap. Add it to your favourite Wide Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere.
- Fits all Hydro Flask Wide Mouth Bottles
- Straw is easy to trim to fit your favorite Hydro Flask
- Easy to transport and comfortable to carry with Flex Strap
- Honeycomb™ Insulated cap for maximum temperature retention
- Leakproof when closed so you can reliably sip and transport your refreshment without worry
- BPA-Free & Toxin-Free
- Lifetime Warranty
- Removable components for easy cleaning.
- Dishwasher safe
- Not intended for use with carbonated beverages.
- Flex Straw Cap not intended for use with hot liquids.