Scotch® High Tack Box Sealing Tape 371+ is an industrial grade packing tape that securely closes a wide variety of medium weight box materials, including recycled fibreboard. The polypropylene film backing on this tape is easy to unwind and resists abrasion, moisture and scuffing. The backing easily conforms around edges and rough surfaces for a tight seal.Scotch High Tack Box Sealing Tape 371+ is an industrial grade polypropylene film packaging tape with a synthetic rubber adhesive to provide a high-strength tamper-proof seal. It is specifically designed to adhere to a wide range of materials including corrugated boxes with 100% recycled content. It is easy to unwind and dispense by hand or with manual dispensers or 3M Case Sealers. This tape resists abrasion, moisture, chemicals and scuffing for long-lasting performance. Once applied it performs well at temperatures as low as 32 degrees Fahrenheit.