80% Rayon Bamboo Cotton 10% Nylon 10% Spandex Dress up in style with these extra soft and comfortable crew length dress socks from Florence. These great looking socks are made of a supreme comfort cotton bamboo, Nylon and Spandex blend perfect for everyday wear. Available in Black and White in sizes 10 to 15. Care: Machine wash warm with like colors only. Tumble dry low.