Enclosed Rigid Holders With Key Ring Attachment (Pack of 100)The Enclosed Rigid Holder With Key Ring Attachment is a hardshell type that offers protection to ID cards and badges. The key ring allows your customers to attach keys and other items to the holder easily. With key ring attachment Comes with split nickel plated key ring Clear plastic material Cut out on one side for insertion and removal of cards Insert size: 87mm (W) x 55mm (H) Outer size: 91mm (W) x 56mm (H)