BERNINA #16 Wide Gathering Foot
This foot gathers lightweight-to-medium weight fabrics automatically while you sew. The special indentation in the sole of allows you to sew the material being gathered to a flat piece of fabric in a single operation. The flat material is slipped into the indentation so that it isn’t gathered at the same time.
This foot comes in two widths, this is the Wide foot for 9mm machines.