... , food, health,clean room,surgical room and other industries. Anti-static Clean Silk Coverall/WorkWear This product is used in the ... ball, do not shed fibers, not dust, dust impenetrable, good air tightness Clean clothes-free filler, non-adhesive, so non-masonry ... clean clothes, to GB12059-89, SJ/T110990-96 standards Anti-static Clean Silk Coverall