Super-light HeatGear fabric delivers superior coverage without weighing you down .Material wicks sweat & dries really fast .4-way stretch construction moves better in every direction .Anti-odor technology prevents the growth of odor-causing microbes .Ergonomic flatlock seams deliver a comfortable, chafe-free fit .Wide, flat waistband with internal drawcord .Water-resistant side zip pocket .Super-breathable mesh leg panels to dump excess heat .Reflective logos deliver greater visibility on low-light runs .