This ink-side-in ribbon features an open 0.5 in. core for compatibility with a variety of thermal transfer printers, including THT models 1024, 1244, and 1344. One-color ribbon for printing a single color onto a label. R4300 Series Ribbons offers strong environmental resistance against smearing and chemicals when printed on the appropriate Brady® label material. Recommended for printing on paper and films that have a matte or rough surface, such as B-427 Self-Laminating Vinyl and B-499 Nylon Cloth from Brady®. Combine Brady label materials with their recommended ribbon series for superior legend performance.