Designed for feet that hurt. Offering an ideal combination of protection, comfort and durability to last your entire workday. Constructed with THORLON® fibers for superior softness, resilience, durability, and moisture-wicking for drier, better feeling feet. Unique padding in the ball and heel specifically engineered for on-the-job activities, clinically shown to reduce blisters, pain, pressures and moisture. Cushioned arch for a better fit and less pressure on the feet for more comfort. Low profile toe seam won't rub or irritate feet. Fiber content: 78% THOR•LON® acrylic, 12 % nylon, 6% polyester, 4 % elastic. Made in USA of domestic and imported yarns.