67% Acrylic, 27% Polyester, 5% Rubber, 1% Spandex Imported Machine Wash BASIC YOUTH SOCCER SOCKS: The Multisport is a comfortable, soft, and affordably priced tube sock that's perfect for soccer. Hitting just below the knee, with a fold down top, and a cushioned footbed. This sock is ideal for soccer, baseball, softball, football, field hockey and more. TODDLER SOCCER SOCKS: The Multisport is available in over 20 colors in size X-Small for young children wearing child shoe sizes 8-12. See size chart image for more details on sizing. COMFORTABLE QUALITY CONSTRUCTION: Made with 67% Acrylic, 27% Polyester, 5% Rubber, 1% Spandex for maximum cross stretch, soft touch comfort, and athletic performance. SHOE SIZE INFO: X-Small (Youth Shoe Size 8-12 or 3T-5T). Small (Youth Shoe Size 12-5). Medium (Women's Shoe Size 5-10, Men's Shoe Size 5-9). Large (Women's Shoe Size 10-13, Men's Shoe Size 9-12). X-Large (Men's Shoe Size 12-15). A USA COMPANY: Twin City Knitting (TCK) was founded in North Carolina in 1961, where we still operate today. When purchasing TCK products, you can feel proud to support a USA based company that directly supports American employees.