1, 3ply or 2ply 2, BFE:95%-99.9% 3, with tie or with earloop 4, Soft, breathable Face mask1.Size: 12.5X9.5cm ... produce:1> nonwoven face mask, dust mask, paper mask, nonwoven bouffant cap, nonwoven clip cap, nonwoven doctor cap,2> nonwoven surgical gown, nonwoven isolation ... support you!MORE QUANTITY, MORE DISCOUNT. 3-ply Disposable Face Mask with Earloop