This 3" hard cover binder is designed with a clear view panel on the front, back, and spine, making it easy to personalize with custom inserts. You can identify each binder by sliding a sheet with artwork or a title into the top-loading sleeve. It features three "D" shaped metal rings mounted on the back cover, allowing it to hold up to 25% more pages than standard round rings.Details:Available in multiple colorsMeasures 12" x 11.6"3" ring size, holds up to 600 sheetsHard vinyl cover with metal D-ringsClear view overlay on front, back and spineSchool, home, office organizationTwo interior pockets for additional storagePack of 3 binders