Stick in your customer’s minds with the Smart Card Holder. This product was designed to be attached to the back of a cell phone and can be used to hold business cards, ID’s, cash, bank cards, et cetera. It comes in a variety of colors, and as it is an accessory for an item that everyone uses, it is very versatile. •Stick to the back of your phone •Great for business cards, ID's, gift cards, or banks cards