Ultraflask+ Filter Cap Color:Grey/HP Blue Base Pack: 21

Base Pack: 21

and adjustable snap back

It honors tradition while providing a comfortable option you'll want to wear every day

and our signature Free Fly logo

H-Track accessory mounts and a transducer cavity ready for you to install a Lowrance fishfinder

Ultraflask+ Filter Cap Color:Grey/HP Blue Base Pack: 21Run fast, filter faster. The UltraFlask+ Filter Cap threads seamless onto all of HydraPak's 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.