73% Cotton, 24% Polyester, 3% Spandex TeeHee St. Patricks Day Cotton Knee High Socks for Women 3-Pack Grab these for great value! These can be dress or casual socks; also great gifts for a little fun! High quality cotton provides a more stable and stretchy finish than basic weaves, breathable, absorbent, and deodorizing! Quality Guarantee: Contact us for any problems you might encounter and we will do all we can to help! Sizing Guidelines: Women’s 9-11 (US Women’s Shoe Sizes 6-9), Imported, Machine Washable.