303 aerospace protectant was originally engineered for aerospace and aviation applications, it's a premium surface treatment that instantly beautifies and provides superior protection against harmful UV rays. Great for use on colored gel-coat fiberglass, inflatable boats, vinyl, clear vinyl, windows, rubber plastics and leather. Easy to use towelettes, just apply and wipe dry. Treated surfaces repel dirt, soiling, staining, water spots, salt water and mildew.