Carolina Ultimate men's gradual compression merino wool hiker boot socks 1 pair pack offer gradual compression that improves circulation, merino wool and Olefin blend, moisture wicking properties, mid weight comfort, Full cushion leg and foot, arch and ankle support, stay up leg and top, and reinforced heel and toe. Perfect for the ultimate hiker, boots, work, hunting, hiking, trekking, outdoors, casual wear, and everyday.