Salomon - Pro Trek 7 LTR (Deep/Natural) - Men's: Highly technical trekking boot with semi-automatic crampon compatibility. Leather lining. Nubuck Leather upper materials allow for longer wear and durability. High-cut profile for increased ankle support, stability and protection. Material bridge connects gusseted tongue to the upper eliminating outside debris from entering the shoe. Rubber randing provides durable "bumpers" for additional protection in high wear and impact areas. Strategically located molded cleats lock and hold your laces for a secure fit. Leather lining provides excellent durability and foot hold. Mountain Contagrip outsole uses a high tear, abrasion resistant rubber provides excellent grip and durability on all types of mountainous terrains. These outsoles are designed with specific toe-off and braking zones, deep, self cleaning lugs, and a defined tooling edge providing confidence and stability on technical terrain. Semi-automatic crampons. Salomon's lightweight Advanced Chassis, placed between the outsole and midsole, maximizes motion control, energy return and shock absorption for an efficient, stable and responsive ride. PU midsole offers supportive, durable and long lasting cushioning. Ortholite sockliner provides the latest in comfort and breathable footbed technology.