The Sunstone 21 In. Height Upper Wall Cabinet End Panel adds the finishing touch to your new Wall Cabinet Group with all 304 Stainless Steel matching #4 brushed finish. The End Panel covers up any unsightly internal layer cabinet panels, screw heads, and utility access ports creating a finished appearance. The Panel is measured 1 In. Thick x 13 In. Width x 21 In. Height, so be sure to add this additional 1 In. to either left or right side of your overall Cabinet Island Width. In addition this End Panel is recommended for use between Two Adjacent Cabinets inside a Sink Nook to cover the lower portion of the Full Height Cabinet base. The panel is easily installed with Pin-Locks, simply Lift and Drop the Panel onto the Side of Cabinet; be sure the End Panel is installed before your Upper Wall Cabinets are Installed.