
The first tubeless sealant in the world, formulated by our founder Stan in 2001 and still the number one choice of riders today. Recommended for all-around use, compatible with all tubeless road, gravel, and mountain bike tires
The Original formula is the best choice for providing reliable puncture sealant performance over a 2-7 month period, however arid conditions may require more frequent monitoring of liquid sealant levels. Anti-freezing agents allow for use in temperatures down to -20ºF.
The world’s first tubeless sealant and the first choice of riders today
Recommended for all-around use, compatible with all tubeless road, gravel, and mountain bike tires
Seals punctures up to 6.5mm (¼”)
Compatible with valve installation using Stan’s Tubeless Sealant Injector
Remains liquid inside tires for 2-7 months for long-lasting protection)
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking & mountaineering accessible and enjoyable for everyone.
Offer is not valid on sale items or products from Arc'teryx, Garmin, Wahoo, Scotty, or Totem Cams. Additional exclusions may apply.
© 2026, Miyar Adventures