Topper Valance Made of: Non rusting Aluminum with powder coating. Sliders: Bearing sliders made with steel ball. Shade: Snow white Ivory Adjustable Size: 2.5' to 4', 4' to 7', 5.5' to 10', 7.5' to 14', 9' to 17'. With the Topper Valance you can dress up your window with curtains from all sides which makes the look of the curtain very attractive. The valance comes fully assembled and is adjustable too. It can also create a beautiful design around your photo frame and others.