refresh on the go with this leakproof chug style cap. the narrow chug spout provides a convenient, controlled flow to quickly quench your thirst. the wide mouth cap easily fits ice cubes to keep things cool. fits all hydro flask wide mouth bottles.

• narrow chug drinking spout for a convenient, controlled flow
• wide mouth bottle threading fits all wide mouth bottles
• leakproof when closed
• flex strap is easy to transport and comfortable to carry
• bpa-free