Product Features Shoe Size: Small - Youth 12-5 Womens 4-7, Medium - Womens 7-10 Mens 6-9, Large - Womens 10-13 Mens 9-12, X-Large Womens 13+ Mens 12+ Made in the USA Arch Compression and Heel/Toe Construction, Moisture/Odor Control Blister Control, Breathable Mesh, Ergonomic Cushioning Fiber Contents: 87% Nylon, 10% Elastic, 3% Lycra Spandex Product Description Dugout Striped Baseball Socks Pattern D. High performance baseball socks and softball socks for all team sports and elite athletes. Shoe Size: Small - Youth 12-5 Womens 4-7, Medium - Womens 7-10 Mens 6-9, Large - Womens 10-13 Mens 9-12, X-Large Womens 13+ Mens 12+.