Altra Men's Olympus 7 Mid GTX - Black/Black/Dark Shadow
Description Updated Altra EGO™ MAX midsole foam that’s 15% lighter and 10% softer than the previous version GORE-TEX Invisible Fit and durable upper for a waterproof, durable yet flexible fit Vibram® Megagrip outsole with Vibram® TractionLug for stability and grip Refined molded collar, plush tongue, and webbing loops for added comfort around the ankle