The Waves Trellis is a simple design that allows for climbing plants to get a firm grip. An optional extension is available separately to increase the size of the trellis by 2 feet. This trellis is made from wrought iron, which will withstand wind and weather. It's finished in a weather-resistant black powder-coat paint and comes complete with ground stakes. Assembly takes only about a half hour. This is a great choice for your garden area. About ACHLA Designs This item is created by ACHLA Designs. ACHLA is a garden accessories company that emphasizes unique wood and hand-forged, wrought iron European furnishings for the home and garden. ACHLA Designs continues to add beautiful and unique items year after year, resulting in an unusually large product line. All ACHLA products are stocked in the company's warehouse for year-round, prompt shipping