This is 5 Yards of Off White Vinyl Welt Cord Piping Outdoor Marine High Quality Automotive Boat Upholstery. Welt Cord is a Fabric Covered Cord That Follows the Seam of a Chair Cushion, Sofa Cushion, or Pillows. A Welt Cord Helps Give Upholstery a More Finished Tailored Look. This Marine Vinyl Welt Cord Piping is Perfect for Trim and Seam Work.