Cole Haan Embossed Rib in Flannel Socks at Robert Frost Fine Footwear and www.Frostshoes.com. The Embossed Rib Sock for men reaches just over the calf length. Cole Haan Embossed Rib has a soft flannel cotton blend for versatile wear and ultimate comfort with 56% cotton, 40% nylon, and 4% rayon and a fine gauge 200 needle count. This sock can be worn formally or in casual wear. Cole Haan Embossed Rib in Flannel Socks for Men at Robert Frost Fine Footwear and www.Frostshoes.com.