VERSATILE & COMPATIBILITY: By blending comfort and performance together, we've created an amazingly versatile shoe that is perfect for MTB riding, commuting, touring, and Indoor class. SHOES: Quick-drying, highly-breathable mesh and synthetic upper. Textile lining with removable sockliner. Low-cut construction for a light, fast fit and feel. Flexible forefoot and a running shoe beveled heel. The most effective reel knob lacing system plus 2-strap design ensures the tightness. It maximizes the pulling power while pedaling. COMPATIBILITY: The cleat area is compatible with Shimano SPD and Crank Brother cleats, offering the perfect platform no matter what pedals you ride. Weight: 625g(Size 43) / pair. TOUGH AND STIFF SOLE: Shoes sole need to be as stiff as possible to avoid energy loss when riding. After long time riding, the friction of the cleats generates heat, the good feature of the sole is also heat insulated.