The Merrell MQM Flex 2 GTX is a remarkable shoe that combines the best features of trailer runners and hiking shoes and doesn’t compromise on either. The GORE-TEX® waterproof membrane is lightweight, waterproof and breathable, giving you total protection on the trail or the hill. The InvisibleFit construction, Kinetic Fit™ BASE insole and FLEXconnect® cushioned midsole combine to offer extreme comfort when running or walking.