HydroSilex surface cleaners. These products include soaps for exterior use, wax removers, surface prep and interior cleaners. For your convenience, we've also included some surface cleaning tools such as microfiber towels, foam cannons and complete detail kits. These products are used to clean and maintain your vehicle inside and out. Some of the products, such as HydroSilex Rewind are used to prep your paint for the application of Recharge ceramic coating by removing contaminants from the paint.