Feature: 1. ENGRAVED DESIGN: Ensures a comfortable and non slip grip when installing or removing the lens filter, enhancing your shooting experience. 2. NEUTRAL DENSITY: The ND filter reduces the amount of light entering the lens, preventing overexposure and creating dynamic effects such as silky water and motion blur. 3. OPTICAL GLASS: Utilizing professional grade glass, our filter guarantees high definition image quality while offering scratch resistance, waterproofing, and oil resistance. 4. DUAL SIDED MULTI LAYER COATING: By reducing internal lens reflections, our filters produce clear and exceptional image quality with accurate color reproduction. 5. WATERPROOF AND ANTI FOG: The built in sealing ring effectively isolates water droplets and vapor, allowing you to shoot worry free footage in underwater, rainy, humid, and low temperature conditions. 6. ALUMINUM ALLOY FRAME: Crafted from premium aluminum alloy material frame, our filter withstands daily wear and tear. Perfect choice for Insta360 GO3. Specification: Item Type: ND filter Material: Aluminium alloy, silicone, glass Weight: Approx. 26g / 0.9oz Fitment: Fit for Insta360 GO3 . Package List: 1 x Filter1 x Storage Case