Thermal Cash Register POS Roll TapeModel may differ from images shown Brands may vary 3 1 8" x 220' roll. Paper. Made of thermal paper, this register roll reacts to a heat source in order to reveal sales information for each transaction, ensuring that printing will be clear and accurate without needing ink. Made to fit in a variety of common credit, debit, and point of sale (POS) machines, so you may only need one type of roll even if you have different machines throughout your