... at max 3.Color:Customization Product: PP Hollow Sheet Introduction:PP (Polypropylene) Hollow Sheet is a kind of packing material that high ... repeatedly, and no pollution to environment. It can be made into box, bin, divider, and other customized shapes, ... rack, partition, gift boxes, food packing etc.2. Advertising: sign board, shopwindow displays, pop-up displays, exhibition boards, picture frame ...