... of plastic mailbox: DescriptionPlastic corrugated sheetApplicationPackagingTurnover box,food box,fruit box,mail box,dividers,partition,Printing boardAdvertisement board,display board, ... weight,durableWater proof,moisture resistanceEasy to be printed by silk screen printing,easy to be shapedEco-friendly,reusable,recyclable,non- ... your sample if possible. plastic mailbox made of plastic corrugated sheet