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The Trek Circuit is a versatile road-inspired shoe equipped with Trek-exclusive METNET technology for exceptional comfort, fit and performance. With two- and three-bolt compatibility and uppers made from recycled content, it’s no surprise Circuit is our best-selling cycling shoe ever.
Not all shoes fit alike, which means that your ideal cycling shoe size could be different from your everyday shoes. Check out the sizing guide below to find the perfect cycling shoe size for your foot.