Specifications: 4 X 6 inch thermal printer labels, 4 rolls with 450 labels per roll, 1,800 total on a 1-inch core. Matte white 4X6 label paper with perforations between each label for easy tear. Fade and scratch resistant. Prints without ink, toner, or ribbons. Shipping and Returns: Use 4X6 shipping labels for outbound orders, return shipments, and relabeling reused boxes. Provides full-size coverage for carrier requirements on cartons, poly mailers, and envelopes used in daily fulfillment. Scan-Ready Prints: 4X6 thermal labels deliver dark, high-contrast output for barcodes, tracking numbers, and addresses. Designed for consistent print quality to support fast scanning at carrier intake, sorting facilities, and delivery checkpoints. Reliable Adhesion: Strong permanent adhesive sticks to cardboard, paperboard, and poly mailers without lifting or curling. Smooth-feeding shipping label roll helps reduce misprints, jams, and wasted labels during high-volume use. Compatibility: Thermal printing labels work with Rollo, MUNBYN, POLONO, iDPRT, and Zebra desktop thermal printers, including LP, TLP, ZD, ZP, GC, GK, and GX series. Not compatible with DYMO or Brother. UPC 840472503711 ASIN B0GGM9WCW7 Size 4 X 6 inches Color White Style 4 Rolls Line Size 4 Inches Brand Name Aegis Adhesives Item Shape Rectangular Unit Count 4.0 Count Finish Type Matte Manufacturer SHIPPD Model Number LB-DT Material Type Paper Number of Items 1800 Number of Labels 450 Manufacturer Part Number LB-DT