Amaray® II DVD Security Cases - Benefit Denial™ patented locking hubs can only be unlocked at the checkout. The case and the disc will be destroyed if attempts are made to remove the hub without the key. The patented locking hub cap secures the discs into the hub and is a strong deterrent against theft. Existing EAS/RFID security tag systems can be used with these cases providing more protection. The DVD Cases measure 7-1/2 in.H x 5-5/16 in.W x 1/2 in.D.