... As Customer's Request - OEM welcome - Ziplock bag,waterproof EVA Packing Bag, Zipper Bag, Plastic Packaging Bag1)Fashionable design 2)OEM/ODM 3 ... SAMPLESProcessHeat sealed / High frequency welding,Made by a heatseal machine,so it is water-proof. Main Advantage of our ... that our decision to undertake the environment project.EVA bag that is biodegradable material for Environmental protection, as well ...