One bright idea: the NUMIS ringbinder Classic “Metallic edition” holds coins, banknotes, postcards, letters, and much more. The ringbinder is suitable for all NUMIS sheets. Capacity: up to 15 NUMIS coin sheets. Binder without sheets. With 4-ring mechanism. Leatherette cover in trendy metallic colours. Made in best bookbinders’ tradition. Incl. matching slipcase. Overall size: 235 x 230 x 55 mm (9 ¼ x 9 x 2").