White, unlabeled adhesive labels in a roll, suitable for customization with various THERMOMARK printers such as ROLLMASTER 300/600, X1.2, ROLL X1, ROLL 2.0, and ROLL. Each label measures 25.4 x 12.7 mm, with a total of 2,500 labels per roll. These labels are designed for easy mounting and can be printed with custom text or markings.