Our popular mid-calf organic cotton crew socks come in convenient tri-packs, designed for both men and women and suitable for dress or casual wear. These comfortable, durable socks offer year-round mid-weight performance. Since 1992, all cotton socks have been proudly knit and dyed in the USA using 98% organic cotton, 1% nylon, and 1% spandex. Machine washable with warm water and medium drying settings. Our unique Real Fair Trade pledge reflects our commitment to responsibly sourcing materials and treating people and products with care.