Standard Mouth Flex Straw Cap

Replacement cap with tube for Hydro Flask Standard Mouth bottles. Easily pair the cap with your favorite Hydro Flask bottle.

• Leak protection if the plug is closed all the way
• Easy to install
• The tube can be shortened to fit the canister.
• Isolated
• Easy to clean
• Can go in the dishwasher
• BPA-free
• Do not use with hot liquids.