Unique off-road tire designed for the wide and varied range of terrains encountered during Enduro Racing, The Geomax Enduro EN91 is DOT approved for highway use, and features FIM certification, Tilt Crown Blocks” (TCB) on the rear tire help to provide higher grip on rocky terrain, Pattern helps enhance sand and mud traction and offer more nimble handling, Provides superior durability for long distance races, Longer life and stronger grip performance