A versatile everyday performer, the Classic Extra Light Cushion 3/4 Crew gives you just enough underfoot support without adding bulk. The extra-light cushioning keeps things streamlined, while the natural thermoregulating power of merino wool helps manage moisture, maintain comfort, and keep your temperature dialed in - whether you&';re at your desk or halfway up a trail. Contents: 67% Merino Wool | 28% Nylon | 5% Elastic