One bright idea: the OPTIMA ringbinder Classic “Metallic edition” holds postcards, letters, autograph cards, tickets, coins, stamps, banknotes, and much, much more. The ringbinder is suitable for all OPTIMA sheets. Capacity: up to 60 OPTIMA sheets or 15 OPTIMA coin sheets. Binder without sheets. With sturdy 4 D-ring mechanism. Leatherette cover in trendy metallic colors. Made in best bookbinders’ tradition. Incl. matching slipcase. Overall size: 280 x 250 x 65 mm (11 x 9 ? x 2 ½”).