303 Aerospace UV Protectant For over 40 years, 303 Marine Products has been making 5-star cleaning and protectant products that are trusted by boat owners. Their proven technology helps block out powerful UV rays that can cause cracking, fading, and premature aging of most boat surfaces that are made from fiberglass, vinyl, gel coats, and plastics, as well as furnishings, such as upholstery, and more. 303 Aerospace Protectant contains no petroleum distillate, alcohol, or other harmful oils. Each