Covers your nose and mouth. Washable and reusable. 4 way stretch. Ear loops. 65/35 poly/cotton. 2 ply fabric. This is not a medically approved N95 breathing device. This mask should NOT be used as a replacement for conventional and approved Personal Protection Equipment. This mask is not and N95 mask and has not been industry tested nor has it been NIOSH approved. The decision to use this mask is solely your own.