this review title is: ok but not totally anti fog and the content is: update keeping the mirror clean an fog free has proved to be difficult knocking back a starseems like it sticks up quite brilliantly hope it stays the plastic mirror exposed is more like in size fogged up first time i used but was clear after splashing water on it and keeping it wetbesides the fogging issue i wish it were bigger in size otherwise good little stick on shower mirror.there are other information for this review, one is this reviewer did purchase it and the other is 1 people think this review is helpful.