Heel Height: Approx. 4 1/2'' Tall. Durable, polishable full-grain leather upper with rugged and lightweight 1000 Denier nylon. 100% waterproof and breathable GORE-TEX lining. Polyurethane midsole provides superior cushioning and added durability. Vibram Striker Torrent outsole featuring a 360-degree pentagonal low lug pattern for grip in all directions, a flex notch design in key pivot areas and a more rugged outer lug pattern which sheds water and provides maximum surface contact.