... sizes what we produced are 175*95mm, with 2 or 3 or 4 layers as well as many three ... , environment friendly. MaterialNon-woven, Meltblown fabric, Customized Stylewith ear loop or tie onApplicationfor medical, surgical, pharmaceutical, laboratorial, industrial sectorColorBlue, ... warehouseNote1.This product is good for dust proof 2.Validity:2 years 3.DisposableBFE: 90%,95%,99%OEM1.Material or other ...