Golf Polo Shirt Size: XS [Material] 100% Polyester [Features] UPF15+ / Sweat-wicking / Quick-drying / 4-way stretch / Lightweight [Country of Origin] CHINA ■Features: Polo shirt with original jacquard weave using the new OAKLEY SYNC PACK material. OAKLEY SYNC PACK combines sweat-wicking, stretch, shape retention, lightweight properties, and various other advantages to keep the body comfortable at all times and maximize athlete performance even in the most demanding training environments. Features reflectors for nighttime visibility.