Lightweight HeatGear fabric is comfortable to wear throughout the day.UA Microthread technology removes sweat very quickly and does not stick to the skin.Perforated material will provide you with strategic ventilation.Additional overlay with fabric on shoulders and chest.4Way Stretch production allows for greater mobility and maintains shape.Signature Moisture Transport System takes sweat away from your body and keeps you dry and comfortable.AntiOdor technology that prevents unpleasant odors from occurring to keep you fresh for longer.Higher collar with Under Armour logo and 1/2 zipper.Shaped hem for better coverage.Thumb holes on the sleeves.Reflective details for greater safety in reduced visibility.Material: Polyester / Elastan / Elasterel.