A standard mouth flex straw cap that fits all Standard Mouth Hydro Flask Bottles with a flex strap that is easy to transport and comfortable to carry. This lid is leakproof 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 use our 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.
• Made by Hydro Flask