1,size:20*30cm. 2,surface is 350g white board. 3,can be written with marker. 4,logo or design can be printed on request. Basic information: Item No.Size(CM)Qty/CtnG.W.(KGS)N.W.(KGS)Ctn Size(CM)PW-4220*3072141255*34*43Features:1,A grade paper of dry eraser board with logo printing.2,surface coated with transparent film,can be written with matched marker.3,plastic frame;any color available on ...