... Paper, Greaseproof Paper, Paperboard, Cardboard, Millboard, Corrugated Board, Duplex Board etc. color Cover:4C/4C Inner sheet:4C/4C etc ... hardback and paperback publications, such as softcover book, hardcover book, notebook, bible, Children's book,box,paper bags,calendar and so on. ... height. 2,Paper type: Art paper, Grey board, Specialty paper, Ivory board ,Offset paper etc. 3,Pages:4/8/12/ ...