Features: • Ultra-fast drying armour dry™ yarn technology improves the performance of your shoe. • Evenly disperses moisture allowing sweat to evaporate more quickly for a lighter, drier and cooler run. • Wicks sweat and absorbs less moisture to help combat blisters. • Breathable mesh ventilation channels on top and bottom of foot where you need it most. • Cushioning in high impact areas reduces bulk & delivers flexibility. • Dynamic arch support helps reduce foot fatigue. • Anti-odor technology helps prevent odor in the sock. • Fitted heel contours around foot for a better fit. • Left/right specific design. • Reflective yarn details for low-light runs. • Anti-odor technology helps prevent odor in the sock.