Vertical Seam For pleated styles, curtains over a certain wodth may include vertical seams. We carefully arrange fabric panels to ensure a balanced look. Size Limitations for Memory-Shaping Process We accommodates two different size configurations: Option 1: Width ≤ 236 inches, Height ≤ 145 inches Option 2: Width ≤ 160 inches, Height ≤ 255 inches Please ensure your custom size falls within one of the above ranges.