High Quality Plastic Invisible Zipper Presser Foot. This foot makes inserting invisible zippers very easy. The grooves on the bottom of the foot hold the zipper coils in place to avoid any slipping while sewing. This provides an invisible closure on skirts, dresses and all garments and can be used on other projects as well. Fits for most of household low shank snap-on Singer* (Some Singers Require Low Shank Adaptor), Brother, Babylock, Janome, Kenmore and so on.