Purewell Pump Water Filter 0.01μm 4-Stages Filtration, Emergency Gear - Camping, Hiking, Backpacking, Survival

3-Stage Filter Materials - First stage: PP cotton, as a pre-filter, it filter out sediment and other particles in water. Second stage: 0.01μm Hollow Fiber UF Membrane can reduces bacterias, parasites and other microorganisms which is threaten to human body. Third stage: natural coconut shell activated carbon can effectively reduce heavy metal, chlorine and improves taste.

Smaller Filter Pore Size - The 0.01 micron pore size of Hollow Fiber UF Membrane can remove up to 99.99% tiny materials from the water, while the competitors' filter pore size is only around 0.2 microns.

Food-grade Materials: This pump water filter is made of food-grade ABS (BPA free), ensures the safety of filtered water. The ergonomic design handle is made of 304 stainless steel, which is stronger and more durable, and can withstand greater pressure.