Coverking Car Covers are designed to protect the vehicle from scratches and sun. The material used in Coverguard is Spunbond Polypropylene, and is used in a single layer format. U.V. inhibitors have been added to help reduce the deteriorating effects of the sun"s rates. Custom Car Covers are the best choice for fit and protection. However, in some cases price and availability are more important. For these situations, Coverking offers a line of Universal Car Covers. Universal Car Covers are designed to fit several vehicles in a specific size range. Coverguard is a good choice for budget minded consumers looking for basic, light weather protection. This universal cover fits sedans up to 19 ft.