Durable, waterproof nubuc and suede leather upper. Reinforced toe box. Abrasion resistant toe and heel cap. Molded rubber heel counter for heel lock. Gaiter clip for protection against the snow. 100% waterproof and breathable GORE-TEX lining. Cushioning polyurethane footbed. Lightweight and stable performance of Danner's TERRA FORCE X2 platform. Danner Defiance outsole for traction over rugged terrain.