The new Maxxis Shorty is here! Tubeless ready Folding Aggressive DH/Enduro mid-spike race tire designed for muddy, loose or blown out conditions Updated tread design digs deep to allow optimal cornering, braking, and acceleration "Double-wide" single center knob is now split into two knobs, and additional support was added to the cornering knobs Revised siping on the knobs offer better braking and cornering traction and raised ridges on the casing help shed sticky mud