This product we use for many years, it is a real helper in the household !! Shower enclosures, whether made of glass or plastic, be sure freed from lime and other deposits. Simply spray on the spray bottle and spread it with a cloth or sponge on the surfaces to be cleaned. After about 10 minutes Rinse the surfaces and if you want to rub dry with a cloth, but you do not! The water runs off of the surfaces - everything is like new. Of course, one uses "rea-perl" for wall panels in the bathroom, bathtubs, shower trays and wash basin. This product convinced!