Boost your training with the Under Armour Men's Launch SW Running Shorts 7 in. The 100% polyester construction features sweat-wicking material to help you stay dry and anti-odor technology that limits the growth of odor-causing microbes. The internal mesh lining provides moisture escape, while the side mesh panels are breathable to keep you cool. The reflective details aid your visibility, and the elastic waistband with internal drawstring offers a snug fit.