The Brady's die-cut thermal transfer printer label roll. These items come in a variety of shapes and sizes to accommodate many situations. One of the important components to selecting the right product is the proper label and adhesive material. This die-cut thermal transfer printer label roll uses polypropylene for the label material and permanent acrylic as the adhesive. Designed to work with the Brady IP ribbons to give optimum print quality and excellent label performance. Printable, polypropylene labels for thermal transfer printers.