Cardinal Slant-D Ring Binder Heavyweight Vinyl Slant-D Ring Binders Holds up to 25% more than standard round ring binders Slant-D rings allow sheets to turn smoothly Locking ring mechanism for added security Expand-A-Pocket in back cover holds up to 1/2" stack of papers. DataGuard Pocket in front has high profile to protect papers from damage due to ring pressure and folding. Heavyweight suede finish vinyl, XtraLife Hinge and BlindEdge Weld for maximum strength. Sheet lifters included. Holds 11 x 8-1/2 sheets with index allowance. 45% recycled content. 1" Capacity Blue