Stan's N Tubes, Pre-mixed sealant, 32z (946ml)

First choice of riders around the world for tubeless conversion and flat prevention Seals punctures up to 1/4" (6.5mm) quickly Stays liquid 2-7 months for long-lasting protection Premium low-viscosity formula resists freezing to work in environments as cold as -30° F (-34° C) Natural materials, safe for the environment Can be injected through valve stems with removable cores compatible with tubes and tubular tyres