The Brother RD010U1M direct thermal labels are designed for businesses requiring reliable address and shipping label printing. These premium-grade paper labels measure 2.5 inches by 4 inches, featuring a gap between labels and a die-cut design for consistent feeding. Each roll contains 115 labels, with 36 rolls per case, providing a substantial supply for ongoing operations. The labels utilize direct thermal printing technology, eliminating the need for ink or toner. With a 0.75-inch core and 2.28-inch outer diameter, they are suitable for compatible Brother label printers.