Ultra-fast drying ArmourDry yarn technology improves the performance of your shoe|Material evenly disperses moisture, allowing sweat to evaporate quicker for a lighter, drier & cooler run|Strategically-placed Merino wool is soft & keeps you warm during cold-weather runs|Mesh panels for added ventilation where you need it most|Material wicks sweat & dries really fast|Anti-odor technology helps prevent odor in the sock|Medium cushioning placed strategically throughout foot protects high-impact areas without added bulk|Embedded arch support reduces foot fatigue - Style #: 1365787|Left/Right specific construction for better fit|Reflective details for low-light runs|Single pair