This is the one layer you can keep on all day. That's because this men's golf pullover actually adapts to the temperature, keeping you warm when it's cool, but letting out extra heat as the day gets going. Loose: Fuller cut for complete comfort UA Storm technology repels water without sacrificing breathability Breathable insulation through sleeves, back & side with lightweight spacer fabric & woven overlay on front for wind protection Unique hybrid construction keeps you warm without losing breathability Generous ½-zip front makes for easy layering Body: 100% PolyesterWoven Panels: 87% Polyester/13% Elastane Imported