Cardinal 11-Inch x 17-Inch Speedy XtraLife Non-Stick Locking Slant-D Ring Binder, 2-Inch White (56220) Perfect for large projects-quickly customize spine and cover with 1 sheet Locking Slant-D Rings hold 25% more than standard round rings Cover withstands extreme cold (safe to -50 degrees Fahrenheit) PVC-free, non-stick cover Comfortable GelTab triggers