Flash Spray.Wipe.Done. Cleaning Spray will change the way you clean your surfaces, turning your To-do into a ta-daa! Just spray it everywhere, wipe it over and you are done! It’s that simple! It instantly removes water marks from your shower with no extra steps - no scrubbing, no streaks. Flash Surface Cleaner leaves nothing behind but a sparkling clean shower. A Spray a day keeps the water marks away!