FITS Casual &ndash; Crew: Comfortable, Breathable Wool Socks for All Day Wear Made in USA FIT: You might not realize how well socks can fit until you've tried on a pair of FITS socks. They're specifically engineered to stay in place, even during vigorous activity, with minimal sagging, bunching or slippage. TYPE: This true-to-fit men's crew sock is designed to rise just below the calf with proprietary Full Contact Fit technology that hugs your foot and leg. It's the classic cut to complement anything from shorts to chinos. COMPRESSION: Athletes use compression gear to enhance performance and reduce fatigue. FITS uses comfort compression technology for a consistent boost of energy and a reliable fit over hours of wear. CUSHION: These crew socks are designed for versatility, so there's a little extra padding under the sole. Go on a hike, take a short walk or simply lounge: you'll be comfortable at any level of activity. FABRIC: Each pair of these socks is made of high-tech yarn with a majority content of luxurious Merino wool. The specific ingredients for the ultimate in comfort are 65% super-fine Merino, 27% quality Nylon, 6% polyester blend and 2% stretch Lycra.