Exustar E-SR941 Road Shoe PU leather upper, breathable mesh, reflective swatch Microlock buckle closure with 2 Velcro straps Nylon-fiberglass composite sole with air control vents and TPU walk pad Washable insole with perforated EVA Only 568 grams per pair; compatible with Look, SPD, and SPD-SL systems; sizes 38-48 available