HydraPak - UltraFlask + Filter Cap

HydraPak - UltraFlask + Filter CapFiltration For Runners Run fast, filter faster. The UltraFlask+ Filter Cap threads seamless onto all of HydraPaks 42mm running flasks and handhelds for a lightweight, straightforward filtration solution. Featuring a traditional bite valve and cap design, runners can drink freshly filtered water directly through the high flow Blaster valve. Includes 1 500ml UltraFlask and 1 filter cap. Also available without bottle. The cap with filter will fit 42 mm

eat your hearts out

filling your stride with excitement and ease

Versa-Light™ technology with 6 LEDS (4 bright white or 2 red) solid beam and flashing modes

Fits all Nathan soft flasks – simply add on and go

controls odor

Designed with 4-way stretch for ease and versatility

Four-way stretch

ensuring quick access on the go

while integrated shock cords offer attachment points for jackets and Z-poles

featuring PWRPLATE technology and NITROFOAM™

High flow bite valve allows for easy access to water and doesn't drip when not in use

Tempo Runs