I purchased this item and opened the bag once, but I didn't use it. Cover Cloth: Polyester Padding: Double-sided urethane pad Endpaper: Special paper Corners: Vinyl chloride Standard: B5 size Body Size (Width x Height x Spine Width mm) 201 x 284 x 15mm Certificate Size 184 x 270mm Packaging 1 book in a transparent pack x 3 books Retail Price: 830 yen + tax *Also available in red. The red version uses suede, giving it a more luxurious feel. *OA-compatible certificate paper is also available separately if needed. Thank you for viewing. Certificate Holder Award Certificate