... glue and sew1) Cover materials: Art paper, , heavyweight, Chipboard, leather or leatherette cover, cloth cover, PP board, PVC, special Chipboard2 ... 48pcs/ctn SizeVarious sizes, according to your requirementsMateriala. Cover: leather-covered cardboard, art paper, coated paper;b.Inner pages-- ... , 60, 80 and 100 Core page several difference30, 46, 62 and 78 pages or according to your requestThickness80- ...