Danner 6 1/2″ Crag Rat Hiking Boots. WATERPROOF. Built to battle ridgelines and other tough, rocky terrains. Highly specialized for cold – weather wear. Named for the Crag Rats, the oldest mountain search and rescue organization in the U.S. The uppers are super thick 2.5mm waterproof full grain leather, lined with 100% waterproof GORE-TEX. Plus the Pebax framework construction maintains its support in the coldest of weather without turning brittle or stiff. It’s what you expect from Danner, building on tradition and standards of quality since 1932. The rescuers: Durable waterproof 2.5mm leather upper for warmth; 100% waterproof and breathable GORE-TEX lining; Danner Double Hook System for customizable secure fit; Molded polyurethane insole for lightweight comfort, stability and support; Danner Dynamic Response System for optimal stability underfoot, featuring a Pebax framework for springboard return in cold environments and a dual-density polyurethane midsole for superior shock absorption and durability; Vibram Tsavo outsole for traction over rough and high-angle terrain; Nylon shank for support; Each approx. 6 1/2″ h., 63 ozs. State Size. You found what you’ve been looking for! Order these Crag Rats today! Danner 6 1/2″ Crag Rat Hiking Boots, Black