66% Polypropylene, 25% Polyester, 7% Rubber, 2% Spandex Imported HIGH-PERFORMANCE MULTI-SPORT SOCKS: These moisture-wicking, over-the-calf socks offer the ideal weight and length for softball, baseball, and football to keep athletes dry and comfortable. DURABLE ADJUSTABLE BELT: Crafted from a high-performance blend of elastic webbing, polyurethane, and genuine leather, featuring a slide adjuster and belt holes for an easy, custom fit. INTEGRATED COMBO SIZING: Small socks come paired with a Youth size belt (1.25" wide; 18-32" waist), while all other sock sizes include an Adult size belt (1.5" wide; 30-46" waist). ACCURATE SOCK SIZING: Small (Youth Shoe 12-5), Medium (Women’s Shoe 5-10/Men’s Shoe 5-9), Large (Women’s Shoe 10-13/Men’s Shoe 9-12), and X-Large (Women’s Shoe 13+/Men’s Shoe 12+). PREMIUM FIBER CONTENT: Made with high-quality materials consisting of 70% polypropylene and 30% lycra spandex for superior stretch and durability. These softball and baseball sock/belt combos come with one pair of over the calf socks, along with a matching belt. The socks are high performance, moisture wicking, multi-sport over the calf socks are an ideal weight and length for baseball, softball, and football and come with a matching belt. MadSportsStuff baseball belts or softball belts combine elastic webbing with polyurethane and genuine leather. Our belts have a slide adjuster and belt holes, making it adjustable. Small socks come with Youth size Belt and all others come an Adult size Belt.