The product that started the tubeless revolution and is trusted the world over- Seals punctures instantly, virtually eliminating flats- The sealant is a premium thin, low viscosity liquid that coats the inside of the tire sealing punctures up to 1/4"- Stays liquid in a mountain tire for 2-7 months on average for lasting protection- Sealant can be injected via removable valve core with the injection syringe and is compatible with tubes and tubular tires- Non-hazardous, non-corrosive, and non-toxic with natural latex- Made in the USA