I bought a pack containing the glass cleaner and the mould remover gel. I can't tell you how sceptical I was because, I've tried so many products over the years. If it didn't work I was going to give them such a bollocking, but alas, to my great surprise, it worked. It works really bloody well. I didn't even have to scrub! Just squeezed it on, left it a couple of hours, came back and the mould was gone. No smell. Easy peasy. If your in doubt, I say but it and try it. I'm going to be spruking thi...