Oskar are Bavarian stockings knitting is Regia Tweed 4-Ply - a classic, non-felting sock yarn made up of a blend of 70% wool, 25% polyamide (nylon) and 5% viscose that offers long-lasting wear and great shape retention. These traditional style socks feature a cable pattern and a chequered pattern. For a tutorial on completing the 'boomerang' heel, click here.