Ultrapress Purifier Cartridge COLOR:OR the Aim Shorts have lightweight

the Aim Shorts have lightweight stretch

Also available in a 4 or 5 bike capacity

Keep your little ones warm and cozy all day on the slopes with the Kids' Ski Light Cushion Over The Calf Socks

We donate 5% of sales to help support the Appalachian Trail Conservancy's outdoor education programs and maintenance of America's first national scenic trail

Ultrapress Purifier Cartridge COLOR:OR the Aim Shorts have lightweightReplacement purifier cartridges for the UltraPress are designed to last 300 cycles (40 gal. 150L). Lifespan will decline when purifying water with high levels of silt, sediment or tannins. Cartridge press time increases towards the end of the cartridge lifespan; when press time reaches 25 30 seconds, the cartridge should be replaced. Cartridge continues to protect, even as press time increases.