FOX RIVER-Original Rockford Red Heel Socks. These well-made socks are perfect for making sock monkeys or other sock animals! This package contains two pairs of socks and instructions for making a sock monkey doll are printed inside the packaging. Available in either Large (Men's 9 to 11-1/2) or Small (Men's 3 to 5-1/2): each sold separately. Socks are made from 87% cotton; 7% polyester; 3% nylon; 2% acrylic; and 1% spandex. Machine Washable. Made in USA.