The product has a flexible fabric; Product fabric composition: 78% cotton, 20% polyamide, 2% elastane; We recommend washing the product at 30 degrees; You can browse our store for more sock models; The products are manufactured by our company; Specially designed to keep men's feet extremely warm and comfortable on cold winter days, these socks offer both practicality and an economical solution with the multi-pack advantage; The socks are produced for "winter" use and this feature is reinforced by their "thick" texture and "thermal" structure; Their thick structure creates a superior insulation layer against cold weather conditions, preventing feet from getting cold; The thermal feature traps body heat inside, providing extra warmth, thus helping your feet stay warm even on the coldest days; The fabric structure is "terry" textured and "cotton"; The terry texture on the inside of the sock offers softness and cushioning to the feet throughout the day, increasing comfort; Cotton, a natural fiber, provides breathability and offers a gentle touch to the skin, helping to reduce sweating. These features combine to create a warm and healthy foot environment. The socks have a "plain" design, meaning they are unpatterned and simple. This classic plain design easily matches all types of shoes and clothing, offering timeless elegance. These "long ankle socks" typically extend to the lower or mid-calf, offering an ideal length for use with boots or everyday shoes. This length protects not only the feet but also the ankles and lower legs from the cold. The product is offered in a "4-pack". This multi-pack option provides multiple pairs of socks, offering both an economic advantage and ensuring you have enough spare socks for daily use. This men's 4-pack of terry cotton winter thick long ankle thermal plain socks is the perfect choice for men seeking warmth, comfort, and a simple style in their wardrobe. The terry cotton texture, plain design, thick and thermal winter properties, long sock length, and the advantage of a 4-pack make these socks an indispensable solution for foot comfort and warmth during the winter months. They are designed to keep your feet warm and comfortable while spending time outdoors in cold weather or relaxing at home.