Sockguy Sriracha Wool 7. 5" Crew Sock When you're into the Sriracha, you're into the Sriracha. And these are your socks, right? Sock Guy's Wool socks are made from 75% TURBOwool, a superior blend of 50% polypropylene and 50% Merino wool, which provides five times the strength and durability of Merino wool alone. Shrink-resistant and itch-free, these socks will keep feet dry and warm in all weather conditions. Sockguy Sriracha Wool 7. 5" Crew Sock Specifications:7. 5" Cuff Superior wicking and durability Year-round performance: warmer in winter; cooler in summer TURBOwool deluxe wool blend is 5x stronger than Merino wool alone Sock Size Chart Size S/ML/XLMen (USA)5 - 99 - 13Women (USA)6 - 1010 - 14Euro37 - 4243 - 48 | Sock Guy | Sriracha Wool 7. 5" Crew Socks Men's | Size Large/extra Large In Red