SMS sleeve cover Material:SMS(Spunbonded+Meltblown+Spunbonded) Size:20*40cm Various colors SMS sleeve coverMaterial:SMS(Spunbonded+Meltblown+Spunbonded)Available material in SPP,SMS,Spunlance,CPE,etcSize:20*40cmColor:White,blue,gree,etcUsed at home,in lab,factory...