... ,Hi-transparent 3)Thinkness:40-150mic 4)Color:Customized Zipper Bag1) Material:LDPE.2) Certification: FDA, SGS ... There are no impurities because of the low density of materials,all the zipper bags are watertight.5) Easy ... 150micColorUp to 10 Colors Roto PrintingSizeCustomizedBag StyleDouble Zipper,Single Zipper Bag, Wicket Zipper Bag, & Slider Zipper BagUsagePacking Food, Liquid, Chemicals, Electronics ...