• Nike Dri-FIT is a high-tech microfiber polyester fabric that wicks sweat away from the body to the fabric surface, where it evaporates. This helps keep you dry and comfortable during exercise. • 6-panel construction • Lightweight and smooth fabric • Ventilation holes • Adjustable fit • Metal NIKE logo • Composition: 100% polyester • Size S/M fits head circumference 52-57 cm; M/L – 55-60 cm; L/XL – 58-63 cm