This is the sock that started it all! Our Classic Collection is available in men and women sizing. Four different leg lengths (Low, Quarter, Crew, and Over-the Calf). This Acrylic sock will keep your feet warm. Our stay-in-place in construction will have your feet happy all day long. Made in Tennessee since 1982. Available in 3 sizes: Medium: Women's Shoe Size 5.5-9.5, Men's Shoe Size 5-8. Large: Women's Shoe Size 10+, Mens Shoe Size 8.5-12. Extra Large: Men's Shoe Size 12+. Made in USA. Contents: 79% Ultra-soft Acrylic, 19% Nylon, 1% Polyester, 1% LYCRA® spandex. Washing Instructions: Turn socks inside out before washing. Wash in cold water. Do not bleach. Tumble dry with low heat. Do not iron.