Alex Mill Willow Fisherman Sweater in Dark Timber, Small: What sets this fishermans sweater apart from the others out there is the yarn: Its a soft and slightly fuzzy blend of mohair, wool, and recycled nylon thats ideal for the winter months. It comes in this beautiful dark brown color with subtle variationsa chic departure from classic cream.25% mohair, 25% wool, 50% nylon.