42mm Filter Cap Size:One Size Reduced volume hood with ultralight

Reduced volume hood with ultralight stiffened peak

Fit: Fitted

1-liter FluxRing cooking cup with insulating

hydration sleeve

When you're ready to "hit the road"

42mm Filter Cap Size:One Size Reduced volume hood with ultralightFilter water on the go. The 42MM Filter Cap threads seamlessly onto all sizes of HydraPaks 42MM threaded Seeker water storage bags and Flux flexible bottles morphing them into filtration solutions. The end result being lightweight filtration kits that can either be used to squeeze filtered potable water into other camp bottles and containers or to drink freshly filtered water from a Seeker, Flux ,UltraFlask or SkyFlask. Both deliver fast and easy