The giro carbide r flat mtb shoes is a baseline xc shoe with the comfortable supportive fit found in giro premium shoes combined with a nylon and rubber co molded outsole this results in impressive durability and improved grip and traction in rocks and mud the upper is made of supple synthetic leather with three wide straps that allow easy fit adjustments while a supportive eva footbed with aegis antimicrobial treatment enhances comfort these giro mtb shoes also feature a stout injected nyl