Filterwell Small Outdoor Water Filter Straw Personal Drinking Purifier System For Survival Gear Travel Camping Hiking Packing List One Set Packing List: _x000D_ -- 1 * Water Filter straw_x000D_ -- 1 * Converter_x000D_ -- 4 * Suction mouths_x000D_ -- 1 * Sand head _x000D_ _x000D_ Two Sets Packing List: _x000D_ - - 2 * Water Filter straw_x000D_ -- 2 * Converter_x000D_ -- 8 * Suction mouths_x000D_ -- 2 * Sand head _x000D_ _x000D_ _x000D_ Four Sets packing list: -- 4* Water Filter straw -- 4* Converter -- 16 * Suction mouths -- 4* Sand head Product Features Three Stages Filtration 1. Filter sand head Filters out visible suspensions such as sediment and floating material 2. Activated Carbon Fibers Nano activated carbon fiber has adsorption capacity to inorganic matter, dye, organic matter and heavy metal. Its aqueous solution is 5-6 times higher than that of granular activated carbon. For example, the adsorption rate of Escherichia coli can reach 94-99%. It also has high adsorption capacity for low concentrations ppm level pollutants. 3. 0.01 Micron UF Membrane Hollow fiber micro tubes remove contaminants & protect you from unsafe water during outdoor adventures. Product Feature ABS food Grade Housing Food grade materials are non-toxic, odorless, not easy to damage, and have a long service life. Screw Thread interface The 30mm screw thread can connect the water bag and the water bottle converter, and the water inlet pipe can also connect the 8mm water pipe Interchangeable Nozzles 4PCS replaceable nozzles, it can be easily used separately from others Water bottle converter It can be connected to coke bottle and mineral water bottle for use. Easy to Carry Anywhere water filter outdoor,filter drink water,Water Filter Straw,water filter purifier outdoor,straw water filter outdoor,personal water filter straw,water system filter purifier,water filter for drinking,water filter drinking water,small outdoor water filter,outdoor water filter straw water,outdoor water filter straw,outdoor water filter purifier,outdoor water filter,Filterwell,camping water filter,water filter hiking,survival gear,emergency,Travel,Water Filter Straw