Have cleaned the body of our white leatherette couch so recently and you may not believe what was so on dirt, etc. accumulates in the fine cracks and pores of the artificial leather yes. The cleaner has here really done a great job and you do not need much. . For the whole body including a large couch backrest I have not even used 1/5 of the content and the foam or what I have washed since spoke volumes and also the result: It looks like the first day, and shines again properly. How good is the impregnation has yet to be seen. I have everything once treated it and the bodies which are stressed more frequently (especially arms) I have treated two times ....