UA RUSH™ is the gear you wear when it matters most—your toughest workouts, your biggest games, your most intense training. It fits great, keeps you dry, and makes you feel like you can crush every PR. UA RUSH™ is infrared technology that reflects your body's energy to help you work harder & recover faster Mesh back panel for added breathability Anti-odor technology prevents the growth of odor-causing microbes Material wicks sweat & dries really fast All-over emboss​ print UA RUSH™ is infrared technology that reflects your body's energy to help you work harder & recover faster Mesh back panel for added breathability Anti-odor technology prevents the growth of odor-causing microbes Material wicks sweat & dries really fast All-over emboss​ print Compression: Ultra-tight, second-skin fit.