Slant-D® rings hold 25% more than standard round rings. Patented Expand-A-Pocket® in back holds an additional 1/2" stack of paper. DataGuard™ inside pocket protects documents from ring impressions. Super-strong, heavy-duty construction for frequent use. Stands up to years of use with the XtraLife® Hinge cover material. Hole in Spine—For easy shelf removal. Binder Type: Ring; Binder Style: Non-View; Binder Size Capacity: 5"; Binder Sheet Capacity: 1,100.