The Sigvaris 146 Casual Cotton for Women Sock features a modern, casual design and a high cotton content making it an ideal product for comfortable and informal everyday wear. The 66% Supima cotton provides extra comfort and durability. It is made of the highest quality natural cotton and provides extraordinary softness. The sock has a non-constricting top band and toe zone. It is made of 66% cotton, 26% nylon, and 8% Spandex and is 100% latex-free.