Cellular shades are fabric shades with a honeycomb construction that provide energy-efficiency and a stylish look at the window. The shades are available in single-cell and cell-within-a-cell construction. Hunter Douglas offers Duette® Honeycomb Shades (single-cell) and Duette Architella® (cell-within-a-cell). Both can help lower your energy costs and create year-round comfort inside your home.