Durable RFID Card Holder Mono (10 Pack) 8901 The Durable RFID single card holder ensures all your employees can display their IDs easily & clearly to prevent fraud & theft. The holder design can be used in conjunction with a chain, lanyard or badge reel. Pack contains 10 holders. RFID ID card holder for 1 card Provides protection at 13.56 MHz Can be used in either portrait or landscape format With rotating clip fastener Can be use in conjuction with a chain, textile lanyard or badge reel Can hold 54 x 87 mm cards Pack of 10