FOR YOUR RUN IN THE SUN. Take on your miles in this lightweight layer that helps cover you from the sun. The Nike Dri-FIT Miler Top is made of soft, sweat-wicking fabric help runners at every level stay dry and comfortable. This product is made with 100% recycled polyester fibers. Lightweight and Sweat Wicking: Soft, knit fabric feels for your miles. Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Run Free: The shoulder seams are adjusted so your arms can swing freely. A Smooth Feel: Lightweight tape at the back of the neck features a repeating "NIKE RUNNING" graphic. Its reduced weight sits smoothly against the skin to help cut down on scratching or chafing. More Benefits: This product provides UVA and UVB protection from the sun only in the areas covered by the garment. To protect exposed areas, the use of good quality sunscreen is recommended. Product Details: Reflective elements at the left chest and both arms. Not intended for use as Personal Protective Equipment (PPE). 100% polyester. Machine wash. Imported. Style: DD4576; Color: Smoke Grey; Size: 4XL; Gender: Male; Age Group: Adult | Nike Dri-FIT Miler Men's Long-Sleeve Running Top in Grey, Size: 4XL | DD4576-084