- 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 ¼" - 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