Copper Sole™ technology lab tested and clinically proven to help prevent bacteria, fungi and odor. Advanced Moisture Guard™ wicking system Luxuriously soft performance spun yarn Flat seam construction for extra comfort & protection Incorporates spandex to comfortably hug the foot and leg Product Specifications Classic crew height sock Fiber Content: Polyester & Spandex Needle Count: 144 Non-Binding Athletic/Dress Casual Shoe Size M L XL Men's 4.5-8.5 8.5-12 12-15 Wom's 5.5-9.5 9.5-13 13+ Compression sizing Shoe Size S M L XL Men's --- 7-10 10-12 12-15 Wom's 5-7 7-10 10-13 ---
