Peter Millar - Aurora Performance T-Shirt - IronThis T shirt is designed with a soft, lightweight performance yarn that provides four way stretch, wicking, antimicrobial and easy care properties perfect for your next session at the gym. UPF 50+ sun protection provides added coverage for outdoor workouts. A reflective heat seal furthers visibility during evening runs. Mens 88% polyester 12% spandex shirt Four way stretch, wicking, antimicrobial and easy care properties Machine wash cold with like