Unique blend of possum fur and merino wool. Warmth without weight. Luxuriously soft, your feet will love the comfort. Low pill and long wearing. Fits size 6-8.5 shoe. 70% Merino Wool, 20% possum fur, 10% silk creates a fiber that is 55% warmer than merino and 35% warmer than cashmere. Care: warm hand wash, rinse well, do not bleach or tumble dry. Dry flat in shade. Dry cleanable.