... PET is our advantage products and won reputation chemical bond non woven fabric for air filtrationFeature 1. weight/sm: A.polyester:20g---120g ... used as linings in cases and apparel, medical and sanitation, wet wipe, cleaning cloth, warm facilities, bedding products, shopping bags, ... mask, suitbag and sofas, besides it also can be used for package material and mulriple cloth, pillow case, used in ...