this review title is: doesn t work as advertised and the content is: it seems like a great idea until you hold it up to your face and realize your face is curved but this is flat you can push it into your face but then you end up getting a different hair line than you intended would work great if you re just trying to line up a landing strip.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.