15.75" Height Flexible - WeatheringStraightcurves 15. 75" Weathering Steel Edging offers versatile applications. Ideal for smooth curves, raised garden features, terracing gentle slopes, and shaping curved step fronts, it enhances both form and function in your landscaping. Folded lip, no sharp edges. Notched lip system for increased flexibility and consistent flexible behavior. CorTen panels arrive in their natural state and will develop a natural rust patina when exposed to weather.