At last, a tool to create perfectly mitered angles (120 & 135 degree) when bringing the fabric from the back to the front of your projects to create a border or binding. Table runners, placemats, bed runners and more! Also great for heirloom maderia edge techniques. Hexagons, Octagons, and more. But forget all of the geometry and just follow the easy, well-illustrated instructions for beautiful results every time.