This UltraClub men's t - shirt is perfect for active guys who want both style and functionality. You can wear it while working out at the gym, going for a run outdoors, or even in your daily casual activities. It's made of 4 oz., 100% micro - polyester, which makes it lightweight and breathable. With its moisture - wicking technology, it keeps you dry even when you're sweating a lot. The athletic fit gives it a sleek look, and the UPF 30+ protection shields you from the sun. Whether it's a hot summer day or a cold winter morning, this t - shirt is a great choice.