Keep your feet warm – Extra warmth during extreme cold in winter. A heavily brushed plush lining makes these insulated thermal socks give your feet a soft and comfortable feel during long days in cold weather on outdoor trails.80% acrylic, 18% polyester, 2% elastaneMachine washableFully lined thermal socksMade for extreme temperatures – warmer than your regular socks! Insulating socks are specially designed to keep your feet warm even when it's cold outside. If you work outdoors in winter, ski or hike and camp in the mountains, plush thermal socks are the perfect choice for you.Multiple uses – Warming thermal socks are suitable for various situations, you can wear them as cabin socks, slippers, hiking socks, thermal socks, heavy-duty work socks, winter thermal socks, plush socks, outdoor socks and sports socks. In addition, you can wear these thermal socks during winter or in cold regions as booties, slippers, family socks or everyday comfort socks. GREAT GIFT CHOICE – Everyone needs more socks. New socks are often a great gift for Christmas or other holidays. These thermal socks are the perfect gift for hikers, outdoor workers, Thanksgiving or everyday use. It's a great gift for family, friends and your loved ones in winter, such as birthday, New Year, anniversary, Christmas gift.