It"s French Terry you can actually work out in — the same comfort & warmth, but lighter & faster. Woven panels for added durability where you need it. UA Storm panels repel water without sacrificing breathability. Material wicks sweat & dries really fast. Generous ½ zip front makes for easy layering. Secure, zip hand pockets. Shaped hem for enhanced coverage. Thumb holes and reflective detail on sleeves.