Durable material wicks sweat and dries really fast New Locked-In Fit design keeps sock securely on heel for an adjustment-free fit Medium cushioning throughout foot for comfort and protection Mesh panels on top of foot for added breathability Built-in arch support helps reduce foot fatigue Designed for maximum comfort and performance, these socks feature a Locked-In Fit that ensures they stay securely on your heel, offering a snug, adjustment-free experience. Made from durable, sweat-wicking material, they keep your feet dry and cool by drying quickly. Medium cushioning throughout the foot adds an extra layer of comfort and protection, while mesh panels on the top provide enhanced breathability. The socks are also equipped with built-in arch support, helping to reduce foot fatigue during long wear, making them perfect for all-day activities.