Features: Thumb drive business card holder, easy to take and store, simple operation. Only one card can be slide out at a time. Made of high quality aluminum, sturdy and durable. With round edges and corners, not easy to damage pockets or bags. Size: 9.4 x 6.6 x 1cm/ 3.7 x 2.6 x 0.4in. It can store up to 10-18 cards.(Depend on thickness) Simple and fashionable, small and lightweight, easier to be put in pocket or bag, and convenient to take it to anywhere. Practical business card case, which can be a pretty gift for families, friends, colleagues, etc. Specifications: Color: Black Material: Aluminum Item Size: 9.4 * 6.6 * 1cm/ 3.7 * 2.6 * 0.4in Item Weight: 30g/ 1.1oz Packing List: 1 * Business Card Holder