Sawyer Mini Water Filtration System-Camo. This high performance mini filter fits in the palm of your hand weighs 2 ounces and filters up to 100000 gallons (30 times more than comparable filters). It attaches to the included drinking pouch standard disposable water bottles; hydration packs or use the straw to drink directly from your water source. The filter removes 7 log (99.99999percent) of all bacteria (like salmonella) as well as other harmful bacteria which causes cholera and E. coli and 6 log (99.9999percent) of all protozoa such as giardia and cryptosporidium. Specifications for Sawyer Products Mini Filter: Manufacturer: Sawyer Packed Size: 8 x 4 x 3 in / 20 x 10 x 7 cm Pore Size: 0.1 microns Age Group: Adults Fabric/Material: Plastic Weight: 4 oz Water Treatment Type: Protozoa Water Filter Method: Bottle Cartridge Life: 100000 gallons Field Maintainable: Yes Features of Sawyer Products Mini Filter: Ideal for outdoor recreation hiking camping scouting domestic and international travel and emergency preparedness. Removes 99.99999 percent of all bacteria such as salmonella cholera and E.coli. Removes 99.9999 percent of all protozoa such as giardia and cryptosporidium. High performance filter fits in the palm of your hand weighs 2 ounces and filters up to 100000 gallons (30 times more than comparable filters). Attaches to included drinking pouch standard disposable bottles (28 mm thread) hydration packs or use the straw to drink directly from your water source. Hollow fiber filter material. Weight 0.25 lbs. Package Contents: Sawyer Products Mini Filter Sawyer SP107: Mini Water Filtration System-Camo