POWERFUL PEDALING: Fiberglass reinforced outsole for optimal power transfer, with stainless steel hardware and dual-injected TPU walking pads. The Stylus Road Shoes are an entry-level road cycling shoe INSOLE: EVA insole EASY FIT ADJUSTMENT: Classic 3-strap closure offers fast, intuitive fitting with ability to adjust on-the-fly and a wide range of adjustment. Three compression-moulded Velcro straps 2- and 3-BOLT CLEAT COMPATIBLE: Works with all 2-bolt and 3-bolt pedal/cleat systems including Look, Shimano SPD, Shimano SPD-SL, etc. Other systems may require an adapter. WEIGHT: 272 grams