The Mid Wool Crew sock creates a mid-weight cushioned barrier between your foot and your boot with the added benefit of total climate control. FreshTek™ is their special treatment that wicks moisture while eliminating odor-causing bacteria to keep you feeling dry and comfortable while on the go. These crews are made with Infiknit™ for guaranteed durability and designed with a merino wool blend and performance arch support, allowing you to stay comfortable while out in the elements.