Just fold using the grids and confidently iron on the ruler to press your seam allowances from ⅛ inch through 2 ½ inch, or even 10 inch if you turn this hot hemmer.
Details - Made out of felted wool, Heat resistant. Press directly on the ruler, with or without steam. This material doesn’t heat up, Non-slip. This stiff felt material holds fabric in place perfectly, Lightweight, Has clear grid lines, Lines for all commonly used hems from ⅛ inch to 10 inch, 45° grid lines to press mitered corners, 10 inches long x 2.