Dymo - DYM1744907 Roll of large shipping labels is designed for use with Dymo LabelWriter 4XL. Labels are perfect for oversized envelopes, priority mail packages and boxes. Large size is big enough to fit your return address, logo, as well as the recipient address all while meeting postal requirements. Labels use direct thermal printing process so you never need to bother with messy, expensive ink or toner cartridges. With a convenient roll format, you can print one label or hundreds with ease.