Michelin WildGRIP'R Descent TLR Tubeless Ready Super Soft Compound Mountain Bike Tire-All Sizes Designed for downhill racing on mixed terrain Tubeless compatible construction gear the tires for competition use Incorporates asymmetric, staggered center knobs inspired by motocross tread designs for superb braking and traction Anti-roll wire bead with a reinforced carcass ply Super Soft compound 1450 grams