Leakseal, 1" x 3.3 YD, Black, Self-Fusing Silicone Repair Tape, Conforms To Any Surface While Providing A Water Tight Seal, Creates A Chemical A Moisture Resistant Barrier That Fixes Leaky Pipes, Hoses & Insulates Frayed Electrical Wires, It Is Easy To Remove, Leaves No Sticky Residue & Protects From Corrosion, Withstands Temperatures -85 To 500 Degrees, Superior Strength 700 PSI, Insulates Up To 8,000V.