Features:Made of aluminum alloy, with Elinchrom mount. The outer diameter of the lamp shade: approx. 210mm (8.3 inches); The inner diameter: 198mm; The height: 138mm; The Elinchrom mount diameter: 118mm.The Elinchrom mount part adopts thickened aluminum alloy, sturdy and durable. Baking vanish treatment on its surface. Scalelike reflective layer on its inwall.Compatible with various brands of studio strobe flash light, outdoor light with Elinchrom mount.With curled selvedge design on the outer opening edge, avoid scratching your hand.Comes with 10, 30, 50 honeycomb grids, mounting one of them on the lamp shade can greatly narrow down the light-throw from your lamp shade and provide an excellent shadow effect.Convenient to disassemble, easy to install. A great and essential accessories kit for portrait photography and commercial photography.Specifications:Material: Aluminum alloySuitability: For various brands of studio strobe flash light, outdoor light with Elinchrom mountInstalling Mount: Elinchrom mount (118mm)Outer Diameter of Lamp Shade: Approx. 210mm; Inner Diamete: 198mm; Height: 138mmHoneycomb Grid Size: Diameter: 196mm; Thickness: 12mm10 / 30 / 50 Honeycomb Grid Weight: 85g; 71g; 70gLamp Shade Weight: 180g / 6.4ozPackage Size: 22.5 * 20.3 * 23cm / 8.9 * 8 * 9.1inPackage Weight: 778g / 27.5ozPackage List:1 * 210mm Elinchrom Mount Reflector Diffuser Shade1 * 10 Honeycomb Grid1 * 30 Honeycomb Grid1 * 50 Honeycomb Grid