Thorlo XT Men's Fitness Crew Sock size 11 &13

Features: Sock Size 11= Women's Shoe Size 6.5-10, Men's Shoe Size 5.5-8.5 Sock Size 13= Women's Shoe Size 10.5-13, Men's Shoe Size 9-12.5 Medium-density padding for extra protection against blisters, shock, and impact Low-density spandex pad allows shoe to snug closer, support arch better Low-density padding cushions instep from lace pressure 83% acrylic, 12% stretch nylon, 5% spandex