These labels are backed with extra strength adhesive for a secure hold and long lasting sticking power available in yellow white and transparent with black text in 9mm 12mm and 18mm widths for maximum label life use in conjunction with the epson labelworks lw 900ps edge rounding function that helps prevent label corners peeling extra strength adhesive 9mm to 18mm width black text on a yellow white or transparent background epson labels are designed to last du