3.1 mil, Tan polypropylene film tape with synthetic rubber resin adhesive. Best performing polypropylene tape to seal heavy or highly recycled corrugated boxes. Rubber resin adhesive bonds with more than 12,000 minutes adhesion to fiberboard. Tensile str A superior performance packaging tape used for box sealing, splicing, recooperage and other demanding packaging applications. Has a strong conformable backing with excellent edge tear and split resistance which reduce score line breaking and center seam