The Pack of 8 Running Compression Socks is made from a blend of 85% nylon, 10% polyester, and 5% copper fiber, offering stretchability and moisture-wicking properties for all-day comfort. These socks are designed to support athletic and casual needs, making them suitable for running, workouts, travel, or extended periods of standing. Easy to maintain with machine washing, this versatile pack provides functionality and comfort for an active lifestyle.