Fabric is soft, lightweight & breathable. Material wicks sweat & dries really fast. Overlapped hem detail for enhanced ventilation. Reflective details for greater visibility on low-light runs. Odor control technology minimizes odor. 94% Polyester/6% Elastarell. Use only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not use softeners. Do not dry clean. Colour: white