If you are looking for warm winter socks for men, then look no further. These are thick, super warm, and perfect for cold weather. These marino wool socks are made of high quality marino wool,cotton,polyester with spandex fabric which is soft, elastic, and comfortable. These are heavy duty socks for men. They are perfect for outdoor activities such as hiking, hunting, fishing, skiing, skating, cycling, motorcycling, riding, camping, mountaineering, and walking the dog. These are super soft, stretchy, breathable and comfortable to wear. They are durable and long lasting. They are perfect for cold weather. These are ideal for mens 10-13 shoe size.