These shorts are built for training. Features: Revolutionary form-fit design with 4-way stretch for greater mobility in any direction. Contrasting white laces. Moisture Transport System wicks sweat & dries fast. Anti-Stink technology prevents the growth of odor causing microbes. Engineered elastic waistband. Inseam: 4″ shows off your quads from every angle. Cotton/Lycra blend. Made in America.