Protects & Instantly Beautifies Vinyl - Rubber - Plastic - Leather - Fiberglass - Carbon Fibre - Matt Finishes 303® is the leader in UV Screening Technology. 303® Aerospace Protectant really is like "SPF 40 Sunscreen for your Stuff." Regular use gives 100% Prevention of UV caused slow-fade with regular use. No other "protectant" beautifies as intensely, protects as powerfully or lasts as long. Originally developed for aerospace and aviation applications, 303® Aerospace Protectant is the World's most effective UV screening product. Restores and maintains a like-new appearance, texture and colour. Repels dust, soiling and staining. Spray on and wipe completely dry. Apply every 3-5 weeks for maximum UV protection.