The cosmic sock offers a free form design, with heel and toe construction. The sock is 83% cotton, 16% Nylon, and 1% Spandex. The color shown is red. Sock Size 6 – 8.5 fits shoe size 3-5 Sock Size 9 – 11 fits shoe size 5-10 (The most popular size.) Sock Size 10-13 fits shoe size 11+ 2921704$7.99Color/Size: Navy 9-11Orange 9-11Pink 9-11Red 6-8.5Red 9-11Black 6-8.5 Customer Service (888) 561-3364 Copyright (c) 2000. All Rights Reserved. Site Design by It's Your Prerogative