Face mask non woven material, with filter paper 2ply, 3 ply, 4ply Different color available Filter rate: 95%-99% Face mask non woven material, with filter paper 2ply, 3 ply, 4ply Different color available Filter rate: 95%-99% Ear or head type available 50PCS/box,40boxes/CTNCTN Size:52 x 38 x 30cm Disposable earloop face mask