1, materials: polypropylene 2, Non-toxic, corrosion-resistant, water proof, pollution-free, moisture resistance 3, rich ... with engraving machine and die-cutting machine. So we can control each producing cost. And we have 10years experience. We ... logistics box, bassinet board, bags board, bottle featureNon-toxic, corrosion-resistant, Without odor, pollution-free, moisture resistance,light weight, size ...