Thermal Transfer Blank Shipping Labels, Label Printers, 4 X 6, White, 1,000/roll, 4 Rolls/carton Print clear, accurate, and legible mailing, shipping, or product labels with ease. Ideal for printing shipping labels, barcodes, and product descriptions. Adheres quickly and easily to shipping materials or products without adhesive. Non-perforated labels on a 3" core. Compatible with label makers.