The large filter surface of 271 cm2 (107 square inches), enables a flow rate of 1L per minute, with approximately ~48 pumps. Filters an average of 300 gallons before needing a replacement. Ideal for use by 1-2 people. AntiClogTM, 0.2-micron glass fiber filter reliably removes 99.9999% of bacteria, 99.9% of protozoa, cysts, algae, spores, and sediments from clear to muddy water. An active carbon core reduces unpleasant tastes and odors. Features: CAMPING, BACKPACKING SURVIVAL WATER FILTER: AntiClogTM, 0.2-micron glass fiber filter reliably removes 99.9999% of bacteria, 99.9% of protozoa, cysts, algae, spores, and sediments from clear to muddy water. An active carbon core reduces unpleasant tastes and odors. EASY TO CLEAN IN THE FIELD: Unlike other water filter systems, the Hiker Pro can be cleaned while camping, backpacking, hiking, or for survival in an emergency. Simply remove the filter from the body and swish in clear water to avoid clogging and ensure a consistent output. NAMED EASIEST TO USE BY US RETAILERS: The comfortable, ergonomic handle allows you to filter more water with less effort. Also comes with quick-connect hoses and a bottle adaptor makes for easy connection to most water bottles and hydration bladders. FAST FLOW RATE: The large filter surface of 271 cm2 (107 square inches), enables a flow rate of 1L per minute, with approximately ~48 pumps. Filters an average of 300 gallons before needing a replacement. Ideal for use by 1-2 people. LIGHT COMPACT: At just 11 ounces, Hiker Pro is highly portable so you can enjoy fresh water on your next ultralight backpacking, hiking, or camping adventure. The manual pumping method also makes it perfect for emergency or survival kits. Storage bag included Package Includes: 1 Camping Water Filter Purifier Listing and template services provided by inkFrog