The product is a set of 5 sealed RR Donnelley Wax-CSI S1008 thermal transfer ribbons. These ribbons are specifically designed for use in printers, scanners, and other networking devices. The brand RR Donnelley is known for producing high-quality printing supplies, and the model S1008 indicates a specific design that is ideal for thermal transfer printing. Each ribbon measures 4.33" x 1345 feet, providing ample length for various printing needs. Ideal for use in offices, businesses, or home environments, these thermal transfer ribbons ensure clear and professional prints.