Material: cotton + wool + spandex, soft, stretchy and well-made, very comfortable inside of boots or other shoes. Size: Stretchy socks fit most American women and ladies, suitable for US shoe size between 5 and 10. Season: The socks are medium weight thickness, great for spring, fall and winter. They will keep you warm through the cold weather in your boots and booties without being too heavy and thick. Cable knit boot socks can wear with many outfits. They are perfect to pair with dresses and skirts. Tight rib top make them won??t fall down easily, they stay up without making a mark on your legs. Excellent socks keep their shape no matter how often you pull them on and off.