Challenge Smart Sealant 250ml

High performance tubeless systems deserve high performance tubeless sealants. The SMART Sealant was designed to work with both vulcanized and handmade TLR and Tubeless tires. This non-allergenic, ammonia-free formula can seal up to 6mm cuts, remains liquid in the tire for up to 6 months, doesn't coagulate with Co2 use, and doesn't damage rims or tires with extended use. Installation is straightforward using the application tip and there is no need to shake the bottle. Available in a 250ml/8.5oz bottle.

Seals up to 6mm cuts
Doesn't damage rims or tires
No need to shake
Remains liquid in the tire for ~ 6 months
Keep adding as needed through the valve
Doesn't coagulate with Co2 use
Non-allergenic