... pictures in moistureproof,waterproof 2.OEM,ODM paper painting cover box,painting round box,paper tube 1.Feature:Cylinder,Straight core tube ... tube made by same and equivalent paper material.2.Materials:Art paper,card board paper board,grey paper,special paper,PP ... welcomed.4.Packing:Cartons or according to your requests. paper painting cover box,painting round box,paper tube