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. 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. More Details Reflective elements at the left chest and both arms Not intended for use as Personal Protective Equipment (PPE) 100% polyester Machine wash Imported