LEORX Penny Pockets 120 Coin Holders Collection Storage Album Book Color: Black. Material: PU cover, OPP page. Size: Approx. 15 * 11cm. Each grid size: Approx. 3 * 3cm. Suitable coin of diameter less than 2.8cm. Portable and durable, very small and easy to carry. 10 pages 120 pockets coin collection book.