Just found your new favorite shirt, this Peter Millar Hales Performance Polo Shirt in Navy. This Hales Performance Polo Shirt by Peter Millar features four-way stretch, moisture-wicking, quick-dry, odor control, easy-care and UPF 50 sun protection, Sean self-fabric collar and three-button placket. This Peter Millar Hales Performance Polo Shirt is made of 92% polyester, 8% spandexÊ.