This set will allow you to expand or restock your post-bound photo album quickly and easily. It will offer space for: 180 photos sized 9 x 13 cm, 150 photos sized 10 x 15 cm, 90 photos sized 11 x 14 cm, or 90 photos sized 13 x 18 cm. The set includes: 30 pages (15 sheets) Expansion screws Glassine separators sheet size: 38 x 30 cm Page colour: White Please note: This product is only suitable for use with extendable post-bound albums sized 39 x 31 cm.