... or 2ply Disposable face mask1. Type: Adult face mask, Children face mask, Baby face mask Ear-loop , with tie on2. BFE: 95%, 99 ... , welding, w/o antifog plastic, single or double nose7. Layer: 1ply, 2 ply, 3ply, 4ply8. Material: PPSB 25gsm, Melt blown 20gsm ... 20gsm ABOUT US:We can mainly produce:1> nonwoven face mask, dust mask, paper mask, nonwoven bouffant cap, nonwoven clip cap, nonwoven doctor cap ...