Give projects a clean, seamless edge with the new Royal One-Piece Corners. Made of 100 percent cellular PVC, the corners provide a precise 90-degree angle for a true square edge. They are available in Traditional Square and Rabbeted Corner styles. Closed-cell technology keeps face and edge surfaces clean, ensuring low maintenance and durability that’s backed by a lifetime warranty. With no exposed seam, the corners are available in 10- and 20-ft. measurements.