Material: breathable and quick-drying,moisture wicking and cool, making you more comfortable when you are outdoors. Sun Protection：UPF 50+ professionally certified sunscreen fabric, effectively resists harmful ultraviolet rays to the skin. Golf Polo Shirts：1/4 zipper with chin guard and stand collar design extend coverage for sun protection,easy on/off. Design: Thumb holes help keep sleeves in place and offers extra coverage for sun protection,side pockets for carrying small items. Occasion：Outdoor activities like Golf, Basketball, Fishing, Sailing, Swimming, Hiking, Running, Jogging, Workout, Fitness etc.