HellermannTyton Clean Start<registration/> thermal transfer ribbons incorporate an innovative, patented printhead cleaner built right into the ribbon. Clean Start<registration/> ribbon removes debris before it builds up on the printhead, extending printer life. Available on 1/2" and 1" cores, the ribbons are coated side out and available in two different lengths. All ribbons are available in a variety of colors and are matched to the HellermannTyton label stock to give the best chemical and abrasion resistance.