LTB MFG Laser Inkjet Printer Shipping Labels, (Master Case 1000 Sheets-10 Per Sheet 4" x 2") Master Case Pack of 1000 Shipping Label Sheets - 10 Shipping Labels Per Sheet 4 Inch x 2 Inch Labels work with laser and ink jet printers Permanent adhesive labels, Rectangle shipping labels Smooth-feed sheet edges prevent buildup that causes printer jams Labels are white for professional results every time