This bulk pack of 4" x 6" direct thermal shipping labels includes 3,000 labels across 12 rolls (250 per roll). Designed for commercial-grade use, these labels offer strong adhesive, crisp printing, and easy-tear perforations. Compatible with popular thermal printers like Rollo, Zebra, and more—ideal for high-volume shipping needs. Features: 3,000 total labels – 12 rolls, 250 labels each Size: 4 x 6 inches – standard for USPS, UPS, FedEx, etc. Direct thermal print – no ink or toner required Strong adhesive sticks to cardboard, plastic, and poly mailers Perforated between labels for quick, clean tearing Compatible with Zebra, Rollo, Munbyn, LabelRange, and others Ideal for warehouses, fulfillment centers, and online sellers