Cotton Blend Socksmith women’s Coca Cola Just A Sip over the knee socks. Charcoal heather grey socks featuring lips with a straw drinking out of a coca cola coke bottle. Fiber Content: 55% Cotton, 43% Nylon, 2% Spandex. Sizing: Sock size 9-11 will fit a women’s shoe size 5-10. One size fits most.