Made from a premium blend of Merino wool and copper threads, the Merino Crew Sock complements all 5.11 Tactical footwear. NanoGLIDE construction delivers exceptional comfort in any environment, while the integrated heel, sole, and toe reinforcements offer enhanced performance and durability. The Merino Crew Sock is antimicrobial-treated and moisture-wicking, ensuring that you’ll stay warm, dry, and ready. Superior comfort, agility, and traction make this sock ideal for any mission and everyday wear. Made in the USA.