Rain sleet road film and condensation all impair your vision when driving the racs new clear view spray is formulated to create an invisible barrier on your windscreen that repels them all because it chemically bonds to glass and makes it smoother rain and sleet cant stick to the surface and are instantly forced to bead and roll off hence improving visibility in wet weather simply spray clear view on a clean dry windscreen and buff off to see what a difference it makes also really use