4in. x 1,800in. 745-0 Continuous Direct Thermal Shipping Labels for Pitney Bowes J645,J644, 1E03, 1E23 and 1E26 Label Printers (2 Pack) Compares to Pitney Bowes 745-0 For J644, J645 1E03, 1E23 and 1E26 Label Printers Size: 4in. x 1,800in. 2 rolls per box Ultra Brite White, coated Face Stock with Excellent scanning capability Super Strong Adhesive to prevent labels from falling off packages