(50 Rolls) BPA FREE ROLLXY Thermal Paper – 3-1/8 x 230 Feet (CT-S300) 46 GSM 
Manufacturer: ROLLXY. BPA Free (Contains No Bisphenol A). Thermal paper is made with a special heat-sensitive coating that allows for inkless printing. When heat (from a thermal paper printer) is applied to the coating, the result is a sharp black image without the need for ink or ribbons.