The Brady THT-17-423-3 glossy white polyester thermal transfer label measures 1 x 2 inches (H x W) and is for indoor or outdoor use. (H is height, the vertical distance from lowest to highest point; W is width, the horizontal distance from left to right.) The label can be used in an autoclave or freezer, and is compliant with Restriction of Hazardous Substances (RoHS) Directive 2002/95/EC. The THT-17-423-3 label comes on a roll and is compatible with most Brady thermal transfer printers, as well as the Tagus T200 and Tagus T300 (sold separately). Brady thermal transfer labels can be used on glass, for polychlorinated biphenyls (PCB) and component identification, barcoding, asset and inventory tracking, and solar panel identification.