Presentation binder offers an extra-strong, clear vinyl overlay for easy graphics display. The slant-D locking ring mechanism offers added security. Patented Expand-A-Pocket expands to hold up to 1/2" of material. Patented DataGuard pocket is designed to protect contents from damage. Binder holds 50 percent more than round-ring binders and includes sheet lifters. Made of 44 percent recycled material.