Machter Retractable Badge Holder with Key Ring, Professional Heavy Duty Carabiner Reel Clip on ID Card, Name Tag Badges, 30" Size: 2 1/8 inch (l) x 1 3/8 inch (w) - 1 Pcs Retractable cord, 30 inch cord extension, easily swipe an electronic security card or display your ID and easily retracts Chromed metal housing with black plastic covers, belt clip on the back, durable and stylish Carabineer clip makes it easy to secure to belt loops, backpack, purse and more Great for holding ID, electronic verification card, Nurse badges, keys or flash drives and so on