Soft and thick these fleece lined non skid socks are the perfect gift. Women winter socks are made of 100% Polyester. Super thick fleece interior for maximum warmth and comfort. Non-skid bottoms to prevent slipping and sliding: Silicon rubber grips on soles of socks prevent slips and falls on smooth floors. One size fits most. Feels soft and comfortable throughout, sure to catch the eye and appeal of others. Great gift for Thanksgiving and Christmas holidays. This timeless design is a very popular choice for Christmas. Machine wash. Tumble dry low.