Available in a variety of colors and sizes, DYMO LW labels use a direct thermal printing process so you never have to bother with messy, expensive ink or toner. And because they are packaged in rolls, you can print one label or hundreds with ease – no sheet label jams, no layout hassle and no waste. Shipping Labels. Label Size - text: 2.12 x 4; Label Color(s): White; Machine Compatibility: All DYMO® LabelWriter® Label Printers; Catalog Description: Shipping.