Make professional-grade labels with ease using these labels. Manufactured from high-quality paper for a premium look and feel, these labels feature a black-on-white design for enhanced legibility so you can see them even in poor lighting. Extra Large Shipping Labels. Label Size - text: 4" x 6"; Label Color(s): White; Machine Compatibility: Dymo/SKILCRAFT LabelWriter 4XL Label Printer; Text/Label Colors: Black Print on White Tape.