As one of the leading board book printing manufacturers and suppliers in China,Website:http://www.caimeiprinter. ... Co.,Ltd is waiting for you to buy customized baby board books, custom board books from its factory. Specification Size: 152 x 190mm ... Paper, Woodfree Paper, Greaseproof Paper, Paperboard, Cardboard, Millboard, Corrugated Board, Duplex Board etc. color Cover:4C/4C Inner sheet:4C/4C etc ...