N95 mask protects you from dust pollutants and effectively filters contaminated particles and fine non-oily particles on inhalation and filter foam on exhalation. N95 mask is designed to bring you the ease fo breathing with proper ventilation and skin-friendly ultra-soft woven fabrics. the layers are perfect to wear for long hours without fatigue. Features:-5 layers particulate respiratorFiltration above 98%Ultrasonically welded soft and comfortable ear loopsContour fit design for maximum comfortSuperior ultra soft fabricsReusable, Washable & Water ProofA decisive way to test the authenticity of a N95 mask is the ‘Water Test’. To perform the test just pour a cup of water into a N95 mask, if the water leaks, the mask is of inferior quality. O2 Plus N95 masks are designed to maintain its structural and function a linearity making sure the filter material is not physically damaged or soiled during or after the water test. This is important because N95 masks must have a waterproof layer to protect the wearer from splashes of biological fluids.