Strive to improve that swing, all while looking sharp. Under Armour's polo helps with such a transition, first with smooth, anti-pill material and a collared silhouette. A stretchy feel, coupled with a UPF treatment and moisture-wicking fabric, stays out of your way and keeps you dry. Body is made out of a 5.6 oz. polyesterelastane blend. Rib-knit collar is made out of polyester. Anti-pick and anti-pill fabric has a smooth, snag-free finish and a softer feel. Four-way stretch construction gives you a full range of mobility. Moisture Transport System controls perspiration to keep you dry. UPF 30+ protection blocks out harmful UV rays. Anti-odor technology prevents the growth of odor-causing microbes. Fuller cut for a comfortable feel. Short-sleeve style with a buttoned placket. Performance construction. Machine Wash. Imported.