Small 3/16" Basic Trim Lip Cord (Black), Sold by The Yard , Style# 0316S Color: BLACK - K9 Solid Color Cording with Lip (Flange) A small 3/16" thick cording with a sheen The flange (or lip) on this cord is tucked into the seam during the construction process of sewing Diameter: 5mm / .5cm (3/16") Made from Polyester Yarn with a Cotton Filler