Case Logic® Two-Sided CD Storage Sleeves for Ring Binder, 8 Disc Capacity, Clear, 25 Sleeves (CLG3200366)Case Logic Looseleaf CD Storage Sleeves Punched to fit a 8 1 2" x 11" ring binder. Double sided sleeves. Made of non reactive polypropylene. Global Product Type: Double Sided Media Sleeves Media Sleeve Type: Double Sided Sleeve Media Stored: CD Disc Capacity (text): 8 Material(s): Polypropylene Color(s): Clear Media Sleeve Features: Write On Film For Use With: 8. 5" x 11" Ring Binder Product Biodegradability in Days: 0 Pre Consumer Recycled Content