520 Capacity Blue & Black CD DVD Storage Case Wallet Top Durable Handle, This high quality CD/DVD case is made of durable lightweight material. Provides Maximum Protection from Dust, Scratches and other Disk Damage, Transparent Sleeves for Improved Media Organization Side net for extra storage in addition to the 520 disks that it can hold inside, Holds 520 CDs, DVDs, MP3, Computer Software or Video Game Disks Zipper Closure, This case is designed with strong PVC rings to hold your discs together, Metal rings are not sufficient since they can easily flip open under heavy weight, in addition the metal rings are not large enough to hold many pages New Removable Page System, Now you can swap pages in any order by pulling on the tab to open the binder rings