The Katadyn 8013629 Hiker Microfilter Camping Filter System is the preferred choice for hikers and campers who need water filtration in the outdoors. Compact and lightweight, it easily fits into a bag or backpack making it a super handy item for anyone on the go. The Katadyn 8013629 Hiker Microfilter Camping Filter System is a 3-stage filtration that contains a ceramic pre-filter, a high performance glass fiber filter and an activated carbon filter that work together to give you safe and great tasting water. You can trust Hiker Micro filter Camping Filter System to remove bacteria, cysts, algae, chemicals, spores and sediment. It offers a flow rate of 0.53 gpm. The Hiker Micro filter Camping Filter System's cartridge is long-lasting and maintenance free.