LIGHTWEIGHT, ADJUSTABLE COMFORT. The Nike Featherlight Visor helps you stay focused on your game with sweat-wicking, breathable fabric and a back closure that lets you easily adjust your fit. This product is made with at least 75% recycled polyester fabric. Benefits Nike AeroBill technology wicks sweat away and provides lightweight breathability. Black underbill reduces glare. Quick-adjust closure allows you to easily fine-tune your fit.