Features: Filter set including CPL + ND8 + ND16 + ND32 filters, is specially designed for Insta360 GO2 and to help you take more vivid pictures. Adopts high quality optical with uniform density, so that the light reaches the lens directly, clear imaging and restore the color. Multi-layer coating design, which can not only enhance light transmission and reduce reflectivity, but make the filter waterproof and scratch-resistant. Aluminum alloy lens frame use oxidation process, durable and corrosion-resistant, long service life. Easy to install and remove. With camera protective frame, made of high-strength ABS+PC material, pressure and drop resistance; and quick release structure design for easy installation and removal. Specifications: Protective Frame Color: Black/ White(optional) Protective Frame Cover Size: 7.58 * 2.96 * 1.8cm/ 3 * 1.2 * 0.7in Filter: CPL + ND8 + ND16 + ND32 Filter Material: Optical + Aluminum Alloy Filter Size: 1.72 * 0.72cm/ 0.7 * 0.3in Filter Weight: 9.6g/ 0.3oz(one filter) Packing List: 1 * CPL Filter 1 * ND8 Filter 1 * ND16 Filter 1 * ND32 Filter 1 * Storage Box 1 * Protective Frame 1 * Long Screw 1 * Mobile Base