Samsill Corporation View Binder, Round Ring, 1-1/2"", Capacity, WhiteTo save time and increase efficiency, Speedy Spine View Binder features a patent-pending channel construction that allows easy drop-in of spine inserts for custom graphics in seconds, Spine inserts load five times faster than traditional binders, Round ring binder also features a clear overlay on front, spine and back cover, PVC vinyl construction and two interior pockets for loose papers, The three round rings are mounted to the back lid to help the pages lie flat and reduce the wear on the paper, SKU: DLRDY076737