this review title is: brilliant idea except for just one thing and the content is: brilliant idea except for just one thing keeping it in place is a bit annoying because you have to constantly keep lining it back up other than that it is great just a thought i have always pondered about something similar to how a pair of sunglasses are to hold the stencil perfectly in place.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.