Large DARK SAND 3/8" Basic Trim Cord With Sewing Lip , Sold by The Yard , Style# 0038S Color: A8 Solid Color Cording with Lip (Flange) A large 3/8" thick cording with a sheen The flange (or lip) on this cord is tucked into the seam during the construction process of sewing Diameter: 10mm (3/8") Made from Polyester Yarn with a Cotton Filler