Multi-Purpose For use in LabelWriter Label Printers. Features and Benefits Self-adhesive - strong and flexible enough to provide adhesion anywhere Continuous roll Effective thermal transfer printing No sheet label jams, and no waste Typical Applications For use with LW320, LW330, LW400, LW450, Wireless, Twin, Duo, 4XL Notes S0722550: 500 labels per roll S0722540: 1000 labels per roll S0722440: 320 labels per roll