KN95 face mask are made with high quality cotton and non-woven fabric, which is non- irritating and non-allergenic. Providing comfort and protection, these folding protective masks feature 4-layers of defense. The non-woven outer layer blocks out large particles while the meltblown filter layer isolates smaller particles and dust. The standard KN95 filter layer isolates 95% of bacteria and the non-woven, non-irritating hypoallergenic inner layer offers maximum comfort. Comfortable, breathable, soft and skin-friendly these easy-to-use, earloop masks are one size fits all with an M-Shaped nose, cut in 3D to fit almost any face.