STAY DRY AND COOL. The Nike Pro Skull Cap is made with stretchy fabric and sweat-wicking technology for a snug fit that keeps you dry and comfortable. The elastic band is perforated to help you stay cool. Benefits Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Stay cool with a ventilated elastic band. Product Details 88% polyester/12% spandex Hand wash Imported Style: N1003713; Color: Blue; Gender: Male; Age Group: Adult