These Thorlos medium unisex hiking ultra-lite cushion quarry grey crew socks are recommended for hikers who have minor or no foot issues. They have a cushioned arch that give a better fit, extra support and extra comfort. The padding in the socks heel is specifically engineered to protect the impact zone of healthy feet. These socks are constructed with Thorlos fine fibers for superior moisture wicking for drier, cooler feet to enjoy light day hikes and casual wear. Founded in the early 1980's in North Carolina, Thorlos is a family-owned technical performance sock company for women, men and kids. At Thorlos, our passion is being the best in the world at foot protection and our purpose is to be Caretakers of the World?s Feet. We know that millions of people?s feet are hurting but that no two feet are the same; therefore, we take the time necessary to understand your individual situation so that we can be a true partner with you in finding the right foot protection solution.