Seamlessly blending comfort, fit, power transfer, low weight, and trail-tough resilience, the Fi’zi:k Men’s M4B Uomo Boa Shoe is ready to handle XC, all-mountain, and trail rides with aplomb. The M4B boasts a light, yet tough carbon-reinforced sole with TPU-injected studs to ensure both reliably sticky grip and exceptionally responsive power transfer. This shoe’s plush Fi’zi:k Cycling Insole’s sculpted footbeds and supportive heel work together with the micro-adjustable Boa L6-D closure system to guarantee that every crucial watt of energy is directed right into your pedals. Then, M4B’s use of laser-perforated Microtex and rubber coating brings high levels of ventilated comfort to your foot with a snug fit, while also remaining tough enough for varying conditions on the trail.