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 60° honeycomb grid, mounting it 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 alloy Suitability: For various brands of studio strobe flash light, outdoor light with Elinchrom mount Installing Mount: Elinchrom mount (118mm) Outer Diameter of Lamp Shade: Approx. 210mm; Inner Diameter: 198mm; Height: 138mm Honeycomb Grid Size: Diameter: 196mm; Thickness: 12mm Honeycomb Grid Weight: 67g / 2.4oz Lamp Shade Weight: 180g / 6.4oz Package Size: 22.5 * 20.3 * 23cm / 8.9 * 8 * 9.1in Package Weight: 508g / 17.9oz Package List: 1 * 210mm Elinchrom Mount Reflector Diffuser Shade 1 * 60° Honeycomb Grid