Mud-Terrain Passenger Light Truck/SUV tire.* Three-ply Duraply Technology construction* Big, bold upper sidewall features* Designed with large tread blocks with TractiveGroove Technology* Large void tread design and built-in stone ejectors* Offers confidence over the toughest terrains while protecting against damage to sidewalls and tread* Help with grip in mud and on rocks* Help keep the tire moving through difficult mud, sand and rocky terrains* Defend against stones being trapped