Non woven Face Mask Size: 17.5X9.5cm, 14.5X9.5cm, 12.5X8.5/ ... Gram weight: all ok Color: white,blue,green,yellow,pink Non woven Face Mask 3-plySize: 17.5X9.5cm, 14.5X9.5cm, 12.5X8 ... , 25/25/28, 25/25/25, 28/25/28Filtration: PP melt blown, 20/22/25, hight filtration efficiency BFE> 95%~99% Color ... ,blue,green,yellow,pinkPacking: as your designCertification:ISO13485,CE,FDA Non woven Face Mask 3-ply