... moisture proof, durable to use 2.factory supplier, competitive price, high quanlity 3.PET+PE package low cost Specificationswater proof high temperature ... bag1. air barrier, moisture proof, durable to use2.factory supplier, competitive price, high quanlity3.suitable for facial mask packing4.materials ... , PA+AL+CPP, PET+AL+PA+CPP, BOPP+AL+PE,BOPP+VMPET+PE,etc Updated Time : 19th-December-2012