1, materials: polypropylene 2, Non-toxic, corrosion-resistant, water proof, pollution-free, moisture ... meter) which is the most important descriptionPP plastic hollow boardmaterialPP (polypropylene)Width & length(mm)As your requirementsThickness (mm)2-6applicationpackingmailbox, ... or digital painting ,but it's expensive SPECIFICATION Material PVC, PP, PET,PS .ABS Size As customer’s request Color 4c ...