Under the game-day uniform or worn alone during practice, the Nike Pro Core Fitted Long-Sleeve Women's Shirt delivers versatile comfort with sweat-wicking fabric and a V-neck profile. Dri-FIT fabric to wick away sweat and help keep you dry and comfortable. V-neck for comfort and classic style. Flat seams help minimize irritation due to chafing. Underarm gusset: for wide range of motion. Body: Dri-FIT 170g. 84% polyester 16% spandex plain jersey.