Guidelines 4 Quilting :Seam alowance additions for Guidelines rulers / 1set

Guidelines 4 Quilting Tools help you prepare yourself, your sewing machine, and your fabrics for perfect piecing. Seam Allowance- 3 piece set. Designed to attach exclusively to Guideline rulers, these color coded additions, "S" "H" and "Q", make it easy to add exact 1/4" seam allowances to Squares, Half & Quarter Square Triangles. Built-in finger guards. Includes 8 page instruction booklet.