Nike Swim Men’s Heather Short Sleeve Hydroguard boasts Dri-FIT technology to help you stay comfortable both in the pool and the beach. The heathered fabric boasts plenty of stretch for a flexible fit and a wide range of motion. UPF 40+ protection helps to defend against UV rays from penetrating through the swim shirt. FEATURES: • Dri-FIT technology helps keep you dry and comfortable • UV protection from the sun on areas covered (UPF 40+) • Heat transfer Swoosh • Standard fit New Never Worn