About This 【Weatherproof & UV-resistant Sealant Tape】Adopted premium Butyl, super sticky and flexible, which can resist UV, moisture, vapor, corrosive chemicals and other leakages, protecting your RV from extreme weather. 【Easy Installation & Long Lasting】Without adhesive or filler, whether it be on a flat surface, curve, or corner, just peel off and apply, you can repair your RV by yourself. The tape is applied one time for a permanent fix not for a temporary fix, it's tested to last for many years of outdoor use. 【Wide Applications】Widely applied in sealing RVs, RV Roof, Metals, Rubber, Wood, Vinyl, Glass, Motorhomes, Trailers, Fifth Wheels, Vans, Buses, and more. Perfect for use on a wide range of surfaces including roof materials such as EPDM, PVC, Hypalon, TPO, wood and fiberglass. 【Professional RV Companion】Measures by 6 inches wide, 50 feet long, larger size for you to use in more scenes and easily achieve the effect of sealing the roof and window at a professional level. Both surface and inside are Natural White, working temperature -40℉ to 150℉. 【Please Note】The surface of the product may appear uneven, which will not affect the use effect; Do not use the tape with mineral spirits or waterproof materials including benzene, carbinol, ethylene, silicone.