Get a little extra fussy when cutting out your squares with this laser precise acrylic ruler. Use the grease pen to trace the desired image onto the ruler (do not write on fabric) so you know your placement is perfect every time. Convenient slots keep your rotary cutter in place for exact cuts every time, too! With five sizes all in one ruler, you can fussy cut to your heart's content. 'Sew Fussy Ruler' by Quilt in a Day. Entire ruler measures 12" x 13 1/4", with 2 1/2", 3 1/2", 4 1/2", 6 1/2", and 9 1/2" fussy cut square options. Includes one black china marker.