EmpireCovers Titan 3L Basic cover is best suited for occasional outdoor use and is a great value option for those looking for an outdoor car cover on a budget. Like all of our covers, the Titan 3L Basic is designed to be breathable and nonabrasive to protect your finish. Cover is made out of 3 layers of Polypropylene material and is suitable for indoor and short term outdoor use. Cover is water resistant and has ultrasonically welded seams that make this a durable and protective cover for all of your needs.