MSR MiniWorks EX Filter One Size. These Water Filters & Purification created by MSR meets NSF protocol P231 for removal of bacteria and protozoa even in the worst quality water guaranteeing your water is completely safe to drink. With the AirSpring Accumulator the MSR MiniWorks EX Water Filtration System can filter up to 1 liter per minute for a remarkably fast flow. A carbon core removes any foul tastes and odors caused by elements such as chlorine and pesticides providing you with great-tasting water to quench your thirst. Safely stay hydrated on your next backpacking trip by using the MSR MiniWorks EX Microfilter. Specifications for MSR MiniWorks EX Filter: Manufacturer: MSR Color: Black/Red Pore Size: 0.2 microns Fabric/Material: Ceramic Plus Carbon Weight: 1 lb Floor Area: 7.5 in. x 2.75 in. Water Treatment Type: Protozoa Water Filter Method: Pump Cartridge Life: 2000 L Field Maintainable: Yes Flow Rate: 1 Liter per min Features of MSR MiniWorks EX Water Filter: .2 micron Long-lasting: Durable ceramic element ensures protection and will pump water for years. Field-maintainable: Can be cleaned repeatedly for full filter recovery; no tools required for complete disassembly. Fast Flow: AirSpring Accumulator increases filtration speed; up to 1 liter/minute. Effective Protection: Removes bacteria protozoa (including crypto and giardia) and particulate. Better-tasting Water: Carbon core removes unpleasant tastes and odors caused by chemicals such as iodine chlorine and pesticides. Includes: Stuff sack hose float scrub pad and instructions Package Contents: MSR MiniWorks EX Water Filter MSR 14006: MiniWorks EX Filter One Size