NIKE Men's Printed Flyknit Running Athletic T-Shirt Large Red 75% polyester Fabric Content: 75% polyester, 13% cotton, 12% rayon Performance Technology: Nike Dri-FIT Full cut for ease of movement and versatility in layering Dri-FIT fabrics manage moisture to keep you dry and comfortable. Fabric transfers moisture from the skin to the fabric's surface for quick evaporation, keeping you dry and comfortable.