... 4)Color:Customized Zipper Bag1) Material:LDPE.2) Certification: FDA, SGS, ISO22000, ISO9001:2000 3) The zip lock bag is 100% safty ... , ReusableThickness 40~150micColorUp to 10 Colors Roto PrintingSizeCustomizedBag StyleDouble Zipper,Single Zipper Bag, Wicket Zipper Bag, & Slider Zipper BagUsagePacking Food, Liquid, Chemicals, Electronics, Hardware, Garment, Documents ...