Wears like cotton, works like dri-fit. the versatile nike dri-fit men's training shirt combines soft cotton and sweat-wicking power for comfort that goes from gym to field and everywhere in between. stay dry: dri-fit jersey fabric made of a cotton-and-polyester blend wicks sweat away to help keep you dry and comfortable. comfort: the cotton in the fabric feels super soft against the skin, and the shoulder and side seams are moved toward the back to reduce irritation caused by chafing and seam stacking. durability: the ribbed, double-knit neckband lends durability that holds its shape.