HONEYSEW Sewing Machine Low Shank Double Shirring Gathering Presser Foot (SA120)121443/702 For gathered fabric: Place fabric under Gathering Foot and sew. Increase upper tension for tighter gathers. To gather and attach gathered fabric in one step: 1. Place fabric to be gathered under the presser foot right side up. 2. Place fabric to have ruffle attached to it in the groove of the foot right side down. 3. Sew, guiding the under fabric but do not hold it back. Keep the top fabric in the groove moving it steadily as needed. Increase the stitch length and the upper tension for more gathers. Gather fabric or gather and attach a ruffle in one step. Suitable for light to medium weight fabrics. Straight stitch, length 3 to 6. The longer the length, the more fabric will gather. Attach Gathering Foot.