Salomon Men&#39;s XA Pro 3D Ultra Trail Running Shoe,Black/Autobahn/Pewter,12 M US,Salomon,XA PRO 3D ULTRA" /> 100% Synthetic and mesh Rubber sole Outsole: Running Contagrip--Running Contagrip provides a blend of grip and durability to cover mixed terrains at high speeds. Cushioning Technology: 3D Advanced Chassis--The 3D Advanced Chassis is the top performaing adventure running technology for harsh terrains. Model Number: 440934 Classification: Trail Recommended Fit: These shoes run True to Size.