Rapid Pure Replacement Cartridge Size:2.5" Hydroseal® Floor

Hydroseal® Floor

and more versatile waterproof protection with famous TorsoFlo™ venting

Anti-debris Mesh: Tight mesh that prevents debris from being trapped between your foot and the footbed

Osprey’s Dry Sacks provide the security of waterproof gear storage and color coded organization in your pack

Rapid Pure Replacement Cartridge Size:2.5" Hydroseal® FloorThis water filter replacement element is easy to install and reduces your environmental impact by letting you reuse the same water purification system again and again. Unlike microfilters that rely on pore size to simply filter out bacteria and sediment, RapidPure water treatment actually purifies water using electroadsorption, removing bacteria, parasites, viruses, parasites, chemicals, heavy metals, pesticides, and microplastics, as well as