For the ambitious trail runner looking to take on the most technical terrain, the Salomon Speedcross 4 GTX running shoes are exactly for you. The aggressive lug outsole provides superior traction and control on everything from softer dirt packed roads to rough and rocky peaks. This special edition features a weatherproof GORE-TEX® technology to help you maintain optimal fit and feel, no matter what Mother Nature throws your way. Due to the nature of this shoe, it is ideal for off-road racing and great for unpredictable weather. Upper: Anti-debris mesh provides breathability that keeps debris out of the shoe. Water Resistant textile with a GORETEX® engineered lining helps keep your feet dry and comfortable. Quicklace™ offers a minimalistic and strong lace for one-pull tightening and easy off and on transitions. Mud guard protection surrounds the shoe upper. Protective toe caps resist abrasion and keep toes safe from rocks and other debris. Lace pockets on the tongue stores the laces, keeping them secure and out of your way. Padded heel and tongue enhance comfort. Reflective elements increase visibility and safety.Midsole: OrthoLite®, removable insole uses anti-bacterial properties to reduce odor and moisture while adding cushion. Molded EVA provides lightweight cushioning and stability. Sensifit™ cradles the foot for a more precise and secure fit. Lightweight LT Muscle foam gives greater control and comfort while absorbing shock.Outsole: Non-marking, Wet Traction ContaGrip® offers grip and durability that covers a variety of surfaces at high speeds.