3 Pairs of Merino Wool Socks, Hiking Camping Hunting Trekking Outdoor Socks Merino wool socks are excellent as boot socks for men, or for the man who works outdoors. In cold weather, merino wool socks retain heat so your feet stay warm, dry, and cozy. In hot weather climates, our socks wick away moisture and sweat., so your feet stay comfortable and dry 30% Merino Wool, 40% Cotton, 28% Polyester, 2% Spandex Socks fits Men's shoe sizes 7-13 Merino Wool socks unique properties make it ideal for hiking, cold weather, and working out.