Thermal Transfer Overprinting (TTO) is today’s cleanest, most effective way to print variable date codes, barcodes, text and graphics on flexible packaging film, labels, pouches, sheets, card stock and other materials. The FlexPackPRO® line of mid-priced, high-resolution industrial TTO coders and the PouchMark® line of direct-to-pouch standalone systems lead the industry in performance, variety and value.