Now even the heaviest packages can withstand rough handling. Our Scotch® Heavy Duty Shipping Packaging Tape holds strong on all box types, including 100% recycled boxes. It's even guaranteed to stay sealed.* The strong, tough, solvent-free hot melt adhesive locks in your heavy duty contents and locks out everything else. This tape resists splitting and tearing and the included dispenser includes fall-back tabs to help ensure the tape doesn't fall back on the roll. You dont need layers GUARANTEED TO STAY SEALED*: Boxes sealed with Scotch® Heavy Duty Packaging Tape are guaranteed to stay sealed. (If your box does not stay sealed, 3M will refund the purchase price of this tape. Proof of purchase required. Call 1-800-3M-HELPS) BEST-SELLING: Scotch® Brand is America's #1 selling Packaging Tape Brand, based on NPD 2022 full year packaging tape category sales