I think I've tried every method of marking quilting lines that has been invented. Each time I work on a quilt, I try a new method or a new pencil or a new marker. Some have worked reasonably well for light-colored fabrics, but proved to have hidden consequences like reappearing at a later time. And I hadn't found anything I liked for dark fabric...until now. In preparing for a new applique design, I used a Quilter's Choice Marking Pencil (in white) for tracing the design onto my dark background fabric before using my fiskars rotary cutter. I traced all the lines