The Appeal of Fluffy Plush Toys: The outer layer of these women's warm winter socks is made of fluffy plush, which is not prone to pilling or deformation, is lint-free, and has a delicate feel. The excellent texture provides durability and beauty. High Heat Retention: With a fleece lining, they are soft and highly heat-retaining, making them suitable for winter. They warm your feet from the bottom up while you sleep, helping you to sleep comfortably, and are a must-have item for autumn and winter. [Fluffy Socks, Cozy Room Socks] These fleece socks are made of polyester. With a blend of high-quality materials, the inside is very soft, extremely warm, comfortable, breathable, and less likely to cause itching. Featuring special microfiber, high-elastic fabric, and a soft-touch function, these cozy socks keep women's feet comfortable and warm. 35-8-9