... Apply:packing,ads 3)Feature:colorful,durable,recyclable 4)Favorable BLUE PP HOLLOW FLUTED SHEET/BOARDIntroduction: PP (Polypropylene) Hollow Board ... be designed as all kinds of transportation box, mailbox, display rack, partition, gift boxes, food packing etc. 2. Advertising: ... to the client's requirement). Color: white, black, red, blue, yellow, green (color according to the client's requirement). ...