This Sport - Tek 1/4 zip pullover is perfect for men who love sports or are part of a team. You can wear it during warm - ups for team events, or as part of your daily exercise routine. It's made of 4.4 - ounce 100% polyester, which is lightweight and easy to move in. Whether you layer it over a tank top or a lightweight tee, or wear it alone, it'll keep you looking great and feeling comfortable.