Dual membranes ceramic filter removes 99.9999% bacteria and 99.99% protozoan cysts. Application includes outdoor water filter, gravity filter, and replacement filter for other drinking water filters. Filtration fineness: 0.1 μm

Ceramic membrane is Pure Easy's patented technology. It enables control layers of uniformly distributed pores inside the filter wall and on the inner wall, providing longer and more stable effectiveness throughout filter lifespan.