Universal Use Heavyduty Material Made of polyethylene with 3 layers a layer of permanent sealing adhesives, a layer of tough braided material and a layer of waterproof plastic film, which is longlasting, tear resistant and supporting longlasting use. Great Adhesion Permanent adhesive patch to cover up or protect the underneath of your RV. When placed over holes and tears, the repair tape bonds tightly to the bottom closure material PERMANENTLY. Eliminate taping the rips and tears in your underbelly repeatedly. Easy to Use Cut a strip of tape slightly longer than the opening, then stick the tape and press the edge of the tape firmly so that the tape can be tightly bonded to the underbelly material. It would stick stronger if using a blow dryer or heat gun, apply heat to the tape. Do not overheat. Universal Use This tenacious tape can repair damages underneath RV caused by debris on the road or a tire blowout and repair mobile home underbelly damage caused by animals and people making repairs; It was used to block off areas to prevent air, debris, or from entering. Clean Before Using Thoroughly clean surface and ensure that the area around the torn part is clean and dry before applying the repair tape, otherwise the belly tape would be easy to peel off.