Nike Unisex Dri-Fit Feather Light 2.0 Tennis Cap Hat-Red/Black-Adjustable The Nike Dri-FIT Feather Light 2.0 hat features tonal mesh vents for function, black underbill and binding on all styles minimize visual glare and hooks it all together. The comfort bill construction reduces pressure against the forehead, reduces weight and improves moisture management. Quick-adjust back closure for secure, one handed on-the-fly adjustability. Swoosh design trademark embroidery at center front. Body/bill: 100% polyester taffeta. Vents: Dri-FIT 100% polyester.