National Cycle Rain Zip Windscreen screen Treatment windshield  N1410-01 keep your windshield clearer in rainy weather, National Cycle developed RainZip®, a specially formulated rain repellent treatment that is safe to use on your Quantum™ hardcoated National Cycle Windshield (VStream®, Wave®, SwitchBlade® or Heavy Duty™). And, it's safe to use on ANY motorcycle windshield, plus helmet faceshields and goggles.
RainZip is hydrophobic -- when rain accumulates on your windshield, RainZip will cause it to effectively bead up and blow away, even at riding speeds of only 20-30MPH.

RainZip will give you a clearer view of the road ahead... especially when it's wet!
Watch the RainZip Demo Video to see well how it works.