The La Sportiva Mens TX4 Mid GTX is a mid-cut, leather, waterproof, access boot designed to excel in tricky, technical terrain. made with durable leather uppers that offer a comfortable fit and abrasion resistance on rugged terrain. Gore-Tex lining for maximum breathability, water-resistance and comfort. Wide forefoot fit for all-day comfort and stability. Uber-sticky Vibram Mega-Grip rubber outsole with Impact Brake System for increased traction. STB Control System upper wraps the midsole in the medial zone increasing stability on traverse routes and wraps the foot for a comfortable and precise fit.