Brother XR9550 165 Stitch Computer Sewing Machine LCD 8 Buttonholes, Font, Ext Table, Threader, Start/Stop, Needle Up/Down, Speed Control, 8Feet, Case

SPRING ACTION ZIGZAG FOOT This foot is invaluable for sewing over varying fabric thicknesses, such as when hemming denim jeans. The built-in spring action helps the foot transition smoothly over the 'hills and valleys' of fabric layers, even when sewing over thick seams.