The Cooper Tires Discoverer All-Terrain Tire has a sound Barrier Walls in the shoulders of the tire help keep tread pattern noise to a minimum. Repeating pitch sequence helps provide a smooth ride. Circumferential grooves and increased siping in the tread design help push water out of the tire's way for better wet and snow handling. Similar to its predecessor, the tread pattern kicks out stones with the stone ejectors (in the intermediate grooves).