The BETCKEY Standard Address Labels are replacement labels specifically designed for Brother printers, such as the DK-1201. These labels are 1.1 inches wide and 3.5 inches long, making them suitable for various printing needs. As a 3D printer label, they offer high-quality printing results and compatibility with Brother printers, ensuring a seamless printing experience for users. Whether for personal or professional use, these address labels provide an efficient and reliable labeling solution.