Designed for feet that hurt. Enjoy a serious run when maximum foot protection and minimal weight are important. Especially for runners with pain. Specifically engineered to provide maximum foot protection and comfort for men prone to blisters, foot pain, and discomfort. Made with THORLON® blended with LYCRA®freshFX® fibers that provide better moisture wicking for drier, cooler feet and superior softness, resilience, and durability. Contoured ventilated sock frame for less weight, moisture control, and an aerodynamic fit for a more comfortable run. Extra padding over the toes to protect against runner's foot. Low profile toe seam will not rub or irritate feet. Lycra® fiber in the arch and instep for support and a non-slip fit. Unique padding specifically designed for running, clinically proven to reduce blisters, pain, pressure, and moisture for maximum protection.