Magnetic writing board Production size:21.5x16.5x1.8cm Screen size:11.5x8.2cm Qty:96/192pcs;Ctn:68x30.5x74cm N/G.W:26/28kgs Magnetic writing board1.100% new plastic frame of drawing board, different surface colors available on request.2.A Grade magnet powder, which will be also clear ater using for 60,000 times.3.More than 50 injection molding machines for the outer plastic frame.4.Over 100 types ...