... Prices Prompt Delivery Earth-friendly products Small Order Acceptted pop up book printingMaterial: White cardboard, Grey cardboard, etc. per your ... : Double Wall Corrugated Carton for Exporting and a poly bag inside, size per your book specifications-It is easier for children ... books such as: paperback book, hardcover book, board book, pop-up book, colouring & painting books. We know very well of each ...