These ultimate white no - show socks are perfect for everyday wear. Whether you're at work, running errands, or going out, they'll keep your feet comfortable. Targeted at men with shoe sizes ranging from 7 - 9 (M), 9.5 - 11.5 (L), and 12 - 14 (XL). They have features like a rubber stopper to stop slipping, moisture - wicking for dry feet, and are made of a blend of 55% polyester, 43% polyamide, and 2% elastane. The contour seam construction and seamless toe add to the comfort. And they're easy to care for as they're machine washable.