Buff: 18" Column Cover Cap: 2" high edge, 5" at peak, 18" X 18" outside dimension: 1 piece per boxProduct Description: The Buff 18 Column Cover Cap is made for your NextStone Column Wrap with a clean finish. It has a rough texture to make it look like stone with a gently peaked top that gives it a solid look. The buff colour goes well with a range of tones without overpowering the design. Each cap measures 18 inches by 18 inches on the outside, with a 16 inch inside opening to fit over a column wrap. The edge stands 2 inches high and reaches 5