... : Made of high-grade neoprene 2)Volume: 12/24pcs CD-rom 3)easy to open and close with zipper Neoprene ... CD Case , Neoprene CD bag ,Neoprene CD Sleeve, CD holder Material: Neoprene 3mmSize: diameter 15cmVolume: 24pcs ... or 12 pcs CD-romStitching, easy to open and close with zipper ,Comfortable feelingColor ...