Storus® Smart Card Case™ Metal is made out of durable stainless steel. Never hand out a bent or tattered business card again. This sleek and compact design allows one to store 20 business cards or 5 credit cards and IDs. It is slim and compact. It has a cutout to maneuver cards in and out easily. It is engravable and makes a great gift for a colleague or business executive. Engrave it with a name, initials or sentiment. Measures: 4 inches long x 2.5 inches wide x 0.5 inches deep.