The Under Armour CoolSwitch Run Mens Shorts are made with an inner coating which extracts heat from the skin to keep you cool, along with a 4-way stretch fabrication that allows greater mobility in any direction. Moisture Transport System wicks sweat & dries fast. Anti-odor technology prevents the growth of odor causing microbes. Partially-encased elastic waistband with internal drawcord. Hand pockets & secure back powermesh pocket. Perforated side panels for superior ventilation. Reflective logos for greater visibility on low-light runs. Colour: Black Material: Polyester, Elastane Code: 1289319-001