This Polo Ralph Lauren 2017 US Open Polo Shirt is a blue short sleeve polo with a collared neckline, featuring the Big Pony logo. Made of polyester fabric, it is lightweight and machine washable. Designed for activewear, this athletic fit shirt is part of the Ralph Lauren Performance line, suitable for tennis activities. It is in size 2XL for unisex adults, perfect for a preppy sports look in all seasons.