UltraFlask+ Filter Cap Color:Grey/HP Blue so you never have to

so you never have to be without your coffee

This product is not personal protective equipment

Contrasting stitching

a packed size not much larger than a 1L water bottle and a 4

Weight: 470 g/1

UltraFlask+ Filter Cap Color:Grey/HP Blue so you never have toRun 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. Features FAST & SAFE FILTRATION: The integrated filter removes Escherichia coli bacteria, Cryptosporidium parvum cysts, and Giardia