Add impressive stitching to your projects with the Brother adjustable bobbin case for bobbin work. It allows you to use a variety of decorative threads and ribbons in your projects. 
Use the adjustable bobbin case to:
Create reverse “upside down” sewing with specialty threads (the kind that don’t fit through the eye of the needle)
Experience the delight when you turn the fabric over to see the raised 3D stitches you have added to your project
Included in this kit are:
20 free-motion design templates (in PDF format), 
Bobbin case for bobbin work
Specialty thread bobbin cover
Small screwdriver and Instructional CD-Rom.