The Saucony Grid Excursion TR3 is a running shoe that is designed to be used for trail runs on on an outdoor adventure. The rugged synthetic materials protect your foot from the elements and the molded midfoot support helps lock the foot to the midsole. A non-visible grid system, independant crash pad and HRC strobel board provide cushioning and comfort. The aggressive triangular lug design that maintains traction and provides cushioning on all terrain and the XT-600 carbon rubber outsole gives exceptional traction and durability.