For truly invisible zippers with a professional appearance, this is the right foot to use.
Plastic Invisible Zipper Foot,S518P,Janome
Zipper Foot, Invisible (New) for Multiple Sewing Machines – Millard Sewing Center
Invisible Zipper Foot (ESG-IZF) (SA128) Fits Baby Lock, Brother
Zipper Foot, Invisible (New) for Multiple Sewing Machines – Millard Sewing Center
SA102 By Brother
Zipper Foot, PFAFF,820248096
Brother/Baby Lock Invisible Zipper Foot Brother/Baby Lock Sewing Machine Accessories
This is the best sewing foot for inserting zippers, snap tape, and more. The toe of the foot is narrow for more visibility and precision. Adjust the needle to either the right or left to sew both sides of your zipper easily. You can also use it to attach piping or decorative cording.
Baby Lock Zipper Foot- BLG-WZF
Plastic Invisible Zipper Foot,S518P,Janome
DREAMSTITCH XC1947002 Invisible Zipper Foot for Babylock,Brother,Janome,Riccar,Simplicity,Singer Sewing Machine ALT:494620-20, SA128, ESG-IZF 601Z
Baby Lock Jazz II: Sewing & Quilting Machine Bundle for Sale
Plastic Invisible Zipper Foot,S518P,Janome