Case Bound Book printing 1. Eco-friendly material&ink 2. Competitive ... 100gsm)Cardboard (1.5mm, 2mm, etc)Foam for for the cover, etc,pu leatherSizeA4, A5, 8.5x11 inch, etc. depends ... back)Bindingsaddle sttiched, perfect binding, sewn&glue binding, spiral, wire-o binding, etcSurface finishgloss or matte varnish, gloss or ... a favorable price for you quickly. proctures pictures: Case Bound Book printing