NIKE Women's Pro Hyperwarm Crew 3.0 Dri-FIT 88% polyester/12% spandex Imported Hang Dry Dri-FIT fabric to wick away sweat and help keep you dry and comfortable Long-sleeve construction with thumbhole accents to keep hands warm Flat-seam construction to help reduce irritation caused by chafing Rounded neckline Brushed interior for added warmth during cold weather training