... : High quality with competitive price Grey board :Detailed Product DescriptionHigh stiffness and hardness and flexible, very nice ... , suitable for ring binder, notebook cover and gift box and nonwoven storage box etc. making.5. Packing: sheets or rolls on ... .We mainly supply duplex board with grey back(DC), triplex board with white back(TR), ivory board(IV), Art Board(AB), Art paper and ...