1.Different kinds of hollow sheet 2.thickness is 2-7mm 3.light weight,recycle 4.different colors 5.customized size and style Features:1) Material: Plastic hollow sheet(PP plastic sheet )2) Light, save material, recycled used, good material to replace carton boxes.3) Good intension, excellent flexibility, can pack heavy goods4) Water-proof, oil-resistance, weathering resistance, anti-corrosion, ...