Designed for rugged off-road use, the Sidi Ideal Sole MX is a replacement sole that fits a range of boots, including the Crossfire 3, Crossfire 2, X-3, X-3 Enduro, X-3 Lei, and Agueda. With a tough design focused on maximizing grip and wear resistance, this sole helps riders maintain top performance in rough conditions, ensuring long-lasting durability.