[MADE IN THE USA: Twin City Knitting (TCK) was founded in North Carolina in 1961 where we still operate today. With over 60 years of manufacturing experience our passion know-how ingenuity and design shows through in every pair of socks we make. When you purchase a TCK sock you can expect high-quality and you can feel good about supporting American manufacturing and directly supporting American employees. PERFECT MULTI-SPORT SOCKS: These solid multi-sport over the calf socks are an ideal weight and length for baseball softball and football. ACCURATE SIZING: TCK Sock Size: Small - Youth Shoe Size 12-5 Medium - Womens Shoe Size 5-10 Mens Shoe Size 5-9 Large - Womens Shoe Size 10-13 Mens Shoe Size 9-12 X-Large Womens Shoe Size 13+ Mens Shoe Size 12+ PERFORMANCE FEATURES: Moisture Wicking Arch and Ankle Compression to reduce fatigue Blister Control Lightweight Double Welt Top Heel/Toe Design Advanced Yarns Help Control Odor PERFORMANCE MATERIALS: Fiber Contents: Polypropylene Nylon and Lycra Spandex]