Kahva Studded Tubeless Tire 60TPIDescription From light winter trail riding to commuting, Kahva allows you to carve your way through winter with steel carbide studs as well as single, double and triple siped lugs. Siping on center and side lugs allows them to conform to terrain better for increased grip in any riding conditions Concave carbide studs provide traction in the iciest conditions Directional lugs provide low rolling resistance while offering excellent braking traction