1.16.8cmdiameter honeycomb grid, compatible for 7 inch standard reflector lamp shade.2.60 honeycomb, it can great narrow down the light-throw from your lamp shade and provide an excellent shadow effect.3.Made of high-quality aluminum material, exquisite and durable.4.Perfect for photography of product, advertising, figure, portrait, art, wedding etc..5.It could be easily removed and attached from your lamp shade.Material:aluminumAngle:60Diameter:16.8cm/ 6.6 inchFit:7 inch Standard Lamp ShadePackage Size:17 * 17 * 1.3cm / 6.7 * 6.7 * 0.5 inchColor:BlackPackage Contents:1* cellular networkOnly the above package content, other products are not included.Note:Light and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/- 1-3cm.