Renew your soles with iluminage Skin Rejuvenating Socks, designed to repair and replenish moisture on rough, dry feet and cracked heels.Woven with high-tech copper-infused thread, these odor-resistant, antimicrobial cushioned socks to deliver smoother, softer and suppler feet and reveal healthier skin and nails.The lightweight design is comfortable whether you're wearing shoes or not, and the anti-aging technology is proven to last more than 100 washes. Copper is naturally found in your skin and is known to play an important role in your skin's renewal process. One of its properties is its ability to promote the natural growth of proteins in the skin.Size S/M fits U.S. women's shoe sizes 6-10. Size M/L fits US shoe sizes 10-13.