2XL-no longer listed on website 4-WAY STRETCH Conforms to your body with every swing. Incredibly comfortable. ANTI-ODOR Antimicrobial fabric that keeps body odor at bay. UPF 50 FABRIC Protects against harmful UVA/UVB rays during those summer tee times. MOISTURE WICKING Brings moisture to the surface, where it can evaporate. STAY RIGHT COLLAR Reinforced collar designed to maintain its shape and stay right without curling.