Slime puncture preventor tube tyre sealantslime tube sealant prevents and repairs flat tyres caused by puncturing objects up to 18 3mm in diameter slime works repeatedly to repair new and existing punctures and is guaranteed to perform for up to 2 years featuresseals multiple punctures repeatedlynon toxicnon corrosivenon flammablenon aerosol water soluble note the inner tube formulation should not be used in a tubeless tyre slime sealants are designed to treat tread area punctures on