Scotch Box-Sealing Tape 355 - 54.68 yd Length x 2.83" Width - 3.5 mil Thickness - 3" Core - Rubber Resin - Polyester Backing - Moisture , Scuff , Split , Abrasion , Breakage Resistance - For Box, Industrial, Sealing - 1 / Roll - Clear Scotch Box-Sealing Tape 355 securely closes double-walled and triple-walled corrugated cartons, including ones with high recycled content, saving time and reducing closure failures. It provides high-quality, consistent performance with easy unwind of the 3" core. The polyester backing resists moisture, abrasion and scuffing to hold strong throughout the shipping process. Adhesive is hot-melt synthetic rubber resin. Premium Tape withstands score line breaking and center seam splitting, making it ideal for carton-sealing operations. Tensile strength is 67 lb. per inch.