ProClean Advanced Water Spot & Stain Remover Kit for use in automotive, home, marine applications and more. Removes water spots, mineral deposits, and many other contaminants from Glass, paint, and Metal Surfaces. Restores glass, metal surfaces, painted surfaces, fiberglass gel coat, stovetops, pots and pans, tile, and showers. Easy to apply. No acids. Water-based. Biodegradable. FOR BEST RESULTS: For glass, use the included Applicator Pad and rinse frequently. For non-glass applications, use a microfiber towel