Stan’s No Tubes Original Tubeless Sealant has been the go-to choice for tubeless tire setups since its introduction in 2001, making it the original and still widely regarded as the most trusted tubeless sealant on the market. Formulated for all-around use, this sealant is compatible with tubeless road, gravel, and mountain bike tires, making it a versatile option for riders across virtually every discipline. The 250ml size offers a convenient, easy-to-manage quantity for topping off existing setups or sealing a fresh tubeless installation.
The Original formula is built to deliver reliable puncture protection over a 2 to 7 month service period, though riders in particularly arid climates may need to monitor sealant levels more frequently due to faster evaporation rates. Anti-freezing agents are built into the formula as well, allowing it to remain effective in temperatures as low as -20ºF—a useful feature for riders who push their seasons deep into cold weather months. At one liter per every 16 tires, this sealant goes a long way, and the 250ml bottle is a practical size for keeping on hand for regular maintenance and top-offs throughout the riding season.
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
