NIKE Men's Pro Hyperwarm Dri-FIT Max Fitted Long-Sleeve Shirt (Large) Dri-FIT fabric helps keep you dry and comfortable Back and underarm thermal mesh for breathability Mesh panels provide zoned breathability and range of motion Compressive fit provides support Fabric: Body: Dri-FIT 88% polyester/12% spandex. Back body/mesh insets: Dri-FIT 92% polyester/8% spandex. Mesh: Dri-FIT 90% polyester/10% spandex.