Perfect for everyday wear, RedHeads Mens Cotton Crew Socks feature stay-up tops and Achilles protection to prevent irritation. Ventilation channels increase airflow to keep your feet cool. Built-in arch support and contoured toes and heels. Made in USA and imported. Per 3 pairs. Mens sizes: M(4-8.5), L(9-12.5), XL(12-15). Colors: Black, White.