This product holds cards and I. D.s in a water proof case with your copy printed on one side. It has a key ring attached so its extra useful. A great item for schools, colleges and fraternities, health clubs, etc.Item Size: 4-1/2 (W) X 3-1/2 (H)Imprint Area: 3-1/4 (W) X 1-1/2 (H)