These 57*30mm Thermal Paper Rolls are perfect for use with your receipt mini thermal printer or POS receipt bill printer. The rolls are made of high-quality thermal paper, ensuring that your receipts are clear and easy to read. They come in a bright white color, making them easy to spot in your printer. These rolls are compatible with a variety of printers and are ideal for use in a range of settings, from small businesses to large retail stores. With their durable construction and reliable performance, these thermal paper rolls are a must-have for any business that needs to print receipts quickly and efficiently.