The Stylus features the single-layer premium Synchwire upper that conforms to your foot for phenomenal support and ventilation. Three compression molded straps deliver proven tightening for a comfortable, supportive fit. The nylon and fiberglass reinforced outsole, over-molded heel and toe pads, and universal 3/2 cleat system give you the power and versatility you need to get the most out of every ride. - Intended use: road bike / cyclocross - Details: - One-piece Synchwire upper with thermally welded PU mesh - Rubber reinforcements on heel and toe cap - Reflective zone on heel - Closure system: 2 BOA L6 closures (1 mm + Macro Release) - Sole: Carbon fiber composite, dual rubber tread, threaded inserts for 2 steel spikes - 3-D molded EVA footbed with medium arch support - Season: Spring/Summer - Size information: Size runs true to size - Fit: regular fit Weight - Measured size: 42 - Weight per pair: 544 g Material Shoe - Sole type: Hard - Upper: Textile - Lining: Textile Features Shoe - Closure system type: Velcro Pedal systems - Cycling shoe type: for clipless pedals Road bike - Cleat mounting: for 3-hole cleats - Pedal recommendation (manufacturer): SPD pedal system.