The Men's Crispi Altitude GTX Boot is a leather boot for a full range of hunting adventures as well as hiking. Put these boots to the ground and you'll cover lots of trail miles, follow uncharted paths, and seek more out of every hunt. The EFX dual-density midsole offers cushion, with a supportive yet flexing board last with a Flex rating of 2.5. The CRISPI Vibram Megagrip outsole grips all sorts of terrain with ease, from dry summer conditions to damp and wet of early fall. The leather and synthetic upper protects over the ankle, with a GORE-TEX membrane for waterproof, breathable performance.