Description
Stan’s Original Tubeless Sealant is a 60ml (2oz) liquid designed to seal punctures quickly and reduce flats. It is a thin, low-viscosity sealant that coats the inside of the tire, effectively sealing holes up to 1/4 inch. The sealant remains liquid inside mountain bike tires for an average of 2 to 7 months, providing lasting protection. It can be applied through a removable valve core using the included injection syringe and works with tubeless tires as well as standard tubes and tubular tires. Made in the USA, this sealant is non-hazardous, non-corrosive, and non-toxic, containing natural latex. Each package contains one 60ml tube.
- Seals punctures up to 1/4″ instantly to reduce the chance of flats during rides.
- Premium thin, low viscosity liquid coats the tire interior for effective sealing.
- Remains liquid in mountain bike tires for 2-7 months, offering lasting protection.
- Compatible with tubeless tires, standard tubes, and tubular tires for versatile use.
- Non-hazardous, non-corrosive, non-toxic formula made with natural latex in the USA.





