Trek Circuit is a versatile road shoe with the perfect balance of comfort and performance. - Trek Comp Last provides a slightly roomier performance fit - METNET relief zones stretch and conform to the foot to relieve common discomfort - Nylon composite plate is stiff yet walkable; 7/14 stiffness index - BOA L6 dial provides precision fit for a more dynamic and responsive ride - The hook-and-loop toe strap allows fast and secure adjustments for a better fit - A perforated upper provides great ventilation and airflow to keep feet comfortable - Compatible with 2- and 3-bolt cleat systems Just-right fit Trek Comp Last provides a slightly roomier performance fit for excellent comfort and efficiency on the bike. METNET technology METNET relief zones stretch and conform to the foot to relieve common discomfort, allowing maximum output the entire ride. Nylon composite plate A nylon composite plate, which is a 7/14 on Trek's stiffness index, is stiff enough for great power transfer yet compliant enough for that walk in the coffee shop. BOA fit system A single BOA L6 dial provides precision fit for a more dynamic and responsive ride. Hook-and-loop toe strap An adjustable hook-and-loop toe strap allows fast and secure adjustments for a better fit. Beat the heat A perforated synthetic upper provides great ventilation and airflow to keep feet comfortable for more miles in the heat. Clip-in ready Compatible with 3-bolt cleat systems - Fasergehalt (Liner): 100% Polyester - Fasergehalt (Sohle): 75% Nylon / 25% Glass Fiber - Fasergehalt (oben): 90% Synthetic Leather (PU) / 5% Plastic / 5% Polyester (Mesh)
