Challenge SMART Tubeless Sealant - 250ml / 8oz Tubeless Sealant My personal tendency is to

My personal tendency is to prefer a tread with more aggressive side knobs such as the Flandrien or Baby Limus in the same conditions"

If you don't mind sliding a little more in heavier mud and want something not as heavy and slow as it's big brother Limus then choose the Baby

This non-allergenic

As such I highly recommend adding this to your quiver of tires you can swap to on race day if the conditions dictate

This particular model is a 38mm size

Challenge SMART Tubeless Sealant - 250ml / 8oz Tubeless Sealant My personal tendency is toSeal it up 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