Every motorcycle interchangeable multilens sunglasses get a kit of interchengeable lenses among which you can find that smoke, "Drive" and clear. The “Drive” lens with his special amber colour is ideal for driving during the day because guarantees an excellent contrast obetween colours and reduces the dazzle effect of the sun, dimming the blue colours, so each colour can be seen at its best. This way you have a surprising contrast effect but at the same time it relaxes your sight, particularly when biking through fog, tunnels or at sunset. This type of lens is well appreciate by pilots and professional cycle drivers who, even after long hours driving, do not strain their eyes thanks to the unique colour of the lenses. The smoke lens is indicated in sunny days. The clear lens is pefect during the night driving. All the lenses are in polycarbonate material , unbreakable lenses , highly resistant to impacts and extremely light in weight. Both sides of the lenses have been treated with anti-reflex and anti-scratch coating.