PM Company Perfection Thermal Medical/Laboratory Printer Rolls, 2.25 Inches X 80 Feet, White, 12 per Pack (06370) 2-1/4" x 80' quality thermal black image paper rolls Guaranteed to work efficiently with machine print head and minimize print head wear Provides a clear readout for a diagnosis and analysis of vision testing, blood testing and lab charting Rolls converted in the United States.