Joe's No Flats: Designed for E-bike and commute bicycleNew formulation, specialy designed for commute E-bikes, commute bikes and others.Fiber gel sealant for tubes only bikes.Support the high pressure and extended Km of commute E-bikes.Tubes only sealant.Contains micro-fibers to prevent punctures in the tread of up to 3 mm.Unmatched longevity - lasts up to 3 years in the tube.Long shelf life- up to 3 years.Non-toxic, long lasting and easy to install.Easy to use spout fits into all valves.