Easily turn LED Par fixtures into a wall-grazing uplight using the 7.5 x 7.5in (190 x 190mm) color-blending filterIncreases your rigâ s flexibility and maximizes your investment Shapes the narrow beam of an LED Par into a wide, wall-filling washCreates a smooth, even wash at any range by blending individual LED colorsCustomize the size and shape of the filter using an X-ACTO® knife or scissors 