Everyday comfort. Revolutionary fit.Trek Circuit is made for comfort and on-bike efficiency. Whether you're crushing a quick training ride or ticking away the miles on a century, every pedal stroke will feel as good as the first.A more relaxed performance fit and METNET relief zones provide superior comfort, a stiff outsole and BOA fit system deliver great pedalling efficiency, and 2- and 3-bolt cleat compatibility add versatility.Product detailsTrek Comp Last provides a slightly roomier performance fitMETNET relief zones stretch and conform to the foot to relieve common discomfortNylon composite plate is stiff yet walkable; 7/14 stiffness indexBOA L6 dial provides precision fit for a more dynamic and responsive rideThe hook-and-loop toe strap allows fast and secure adjustments for a better fitA perforated upper provides great ventilation and airflow to keep feet comfortableCompatible with 2- and 3-bolt cleat systemsMade with recycled materialsshoe upper is 21% recycled material by