Thermal rolls are designed for point-of-sale receipts in cash registers and more. They are easy to use. End-of-roll warning feature keeps you prepared for replacement time. The recyclable core of the roll and the packaging are made of plastic. The 3-1/8" x 230' thermal roll is made with BPA-free and FSC Certified thermal paper.Thermal rolls are designed for point-of-sale receipts in cash registers and more. They are easy to use. End-of-roll warning feature keeps you prepared for replacement time. The recyclable core of the roll and the packaging are made of plastic. The 3-1/8" x 230' thermal roll is made with BPA-free and FSC Certified thermal paper.