Function-- Bonding Tape use to outdoor or indoor seal leaky hoses, pipe, weathering accessory, waterproof electrical connections and terminals,also a good Rescue Tape for emergency. Wide application-- Repair Tape applied for car, boat, air conditioner, cables, connectors, exhaust repairing, oil lines, water hoses and pipes,garden, etc.Keep it on board vehicles & equipment for emergency hose repair Material-- Black self-adhesive sealing tape made of high quality silicone rubber, waterproof, resistant heat,insulation Specification-- Operating temperature range of -60 to +260 ,applied in complex and harsh environments;tensile strength4.9Mpa ;Elongation 300% ;Dielectric strength 400V/mil ; Size & Package-- each roll around 1.5m(L)*25mm(W)*0.5mm(H)/59inch(L)*0.98inch(W)*0.019inch(H) -- 2 Rolls/Pack;Pls kind note:This is not a professional tape for leakage,but a good thing if in emergency state;and the end of the tape tends to come loose,it needs wraped the end with electrical(PVC) tape to hold it in place.