UltraFlask™+ Filter Cap Colours:GREY-HP BLUE while you run to help

while you run to help reduce fatigue

Embrace the colder months in style and comfort

60tpi Studded

which aims to give items a second life after use

or patch an inflatable

UltraFlask™+ Filter Cap Colours:GREY-HP BLUE while you run to helpRun 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. *Effectively removes common waterborne bacteria, such as E. coli (99. 999%) and parasitic cysts (99. 9999%) per HSF 42. Features FAST &