SIZE UP: If you hesitate between two sizes, we recommend choosing a larger size than your usual size. TRUE PERFORMANCE WEAR: Where style meets functionality in our SPORT collection. SUSTAINABLE FABRIC: Recycled polyester stretch taffeta limiting the use of raw materials. COMFORT & PROTECTION: Relaxed, boxy fit with open collar, Ultra Dry moisture-wicking technology, UPF50+ UV protection, and graphic Lacoste Golf print on back.