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. Loose: Fuller cut for complete comfort. UA RUSH™ is infrared technology that reflects your body's energy to help you work harder & recover faster. Material wicks sweat & dries really fast. 4-way stretch construction moves better in every direction. Side-vent hem. Reflective logo. Powered by Celliant. 91% Polyester/9% Elastane.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. Loose: Fuller cut for complete comfort. UA RUSH™ is infrared technology that reflects your body's energy to help you work harder & recover faster. Material wicks sweat & dries really fast. 4-way stretch construction moves better in every direction. Side-vent hem. Reflective logo. Powered by Celliant. 91% Polyester/9% Elastane.