Giro: NO FRILLS FUNDAMENTALS The Stylus features our premium Synchwire single-layer upper that conforms to the foot, and provides phenomenal structural support and ventilation. Three compression molded Velcro straps provide tried and true tightening to create a comfortable, supportive fit. Our injection molded nylon and glass fiber outsole, with over-molded heel and toe pads plus a universal 3/2 cleat bolt pattern gives you the power and versatility you need to get the most out of every ride. UPPER: Synchwire one-piece composite upper, Laser-cut venting, Three compression molded Velcro straps, Reflective rear tab logos and graphics. OUTSOLE: Injection molded nylon and glass fiber outsole, Universal cleat mount (2- or 3-bolt), Over-molded TPU toe and heel pads. FOOTBED: Die-cut EVA insole. WEIGHT: 272 grams (size 42).