Cotton Wool Rib Sock - Dark GreenA perfect blend of cotton and wool, these Rib Socks from RoToTo are made using small batch knitting machines and traditional techniques to create a simple, comfortable sock that lasts. This dark green pair is finished with a comfy, wide ribbed ankle and hand linked toe seams youll never know are there. Warm cotton wool blend sock Ribbed ankle and cuff Hand linked toe box Made in Japan Materials: 46% cotton, 38% wool, 14% nylon, 1% polyester, 1%