Product Code: 200313005 The bias binder foot is used to apply pre-folded bias binding to the edge of fabric in one easy step. It is equipped with a small funnel to fold and guide the binding over the fabric edge before it reaches the needle and can be used with either zig zag or decorative stitches as well as straight stitch. 10mm - 14mm bias tape can be used. Take the bind out of this tricky technique.