Entrapped Vinyl Binder Your printed sheets are permanently sealed under clear vinyl. You can choose any of our vinyl colors for the base of your binder to coordinate with your artwork pages. Round, Angle-D, or Straight-D rings: 1/2" to 4" Concealed or exposed rivets Sheet size: 11" x 8 1/2" (other sizes available) Includes two horizontal pockets Sheetlifters: Inserted or bulk packed You can provide inserts for entrapment or we can print them for you