This presser foot has a ruler with an adjustable stitching perfectly so you can place the guide anywhere you want. Place the guide along an already stitches seam or against an edge to give you beautiful topstitching.
 
2. Use both straight and decorative stitches on your project.
 
How to use:-
Attach the foot and engage the IDT system, if available on your machine.
Select the stitch of choice.
Set the adjustable grey guide by moving it right or left along the ruler.
Sew letting the guide follow your seam, edge or marking.