Simple wrap-around tape permanently seals in minutes, no tools required. Wrap tiger patch firmly around damaged area, idle motor or drive vehicle. Tiger patch heat seals itself and becomes a permanent part of your muffler or tailpipe. ∙ Permanent - seals in minutes - becomes part of your muffler or tailpipe ∙ Approved by mechanics ∙ Simple wrap-a-round, no tools required and no activation solution ∙ Color: Black ∙ Set Time: 20 minutes ∙ Temperature Range: up to 1900ºF ∙ Chemical Solvent Resistance: automotive fluids and oils, road salt, ∙ Storage: Store in a cool, dry environment in sealed package.\n