HydroFlask Wide Mouth Flex Straw Cap wint Using their softest rubber compound

Using their softest rubber compound DST 6

HEAD - Presta / Schrader / Dunlop with integrated dust cap

or expand it to full capacity to fit a full face helmet for days that call for drops

It's designed for aggressive trail riding whilst also being perfect for hitting dirt jumps all day long

HydroFlask Wide Mouth Flex Straw Cap wint Using their softest rubber compoundHydroFlask Wide Mouth Flex Straw Cap Flip and Sip. Hydration on the go just got easier with our leakproof, insulated Flex Straw Cap. Add it to your favourite Wide Mouth Hydro Flask bottle to easily enjoy cold hydration anywhere. Product Benefits Wide Mouth Flex Straw Cap fits all Hydro Flask Wide Mouth Bottles (not the 64oz Growler) Straw is easy to trim to fit your favourite Hydro Flask Flex Strap is easy to transport and comfortable to carry