ONE-TOUCH Easy Open Slant D rings open, close and lock with one simple motion. Heavy-duty construction equals lasting durability. ClearVue covers for three-sided customization: insert custom title sheets on the front, back and spine for a professional looking presentation. PVC-free. Binder Type: Ring Binder Style: View Binder Size Capacity: 1" Binder Sheet Capacity: 250. Green : Cover boards contain a minimum of 98% post-consumer recycled content, 100% total recycled content.