Feature: 1. Optical Glass: This UV filter material is optical glass, accurate ground and polished, high definition imaging. 2. Nano Coating Process: This UV filter adopts double sided multi layer nano coating process to restore the real color. 3. Waterproof and Oil Resistant: This UV filter is waterproof and oil resistant on both sides to protect your lens. 4. Aluminum Frame: Aviation aluminum frame material, laser engraving, not fade, dark gray frame to prevent light leakage. 5. Replacement at Will: The filter is installed without damaging the original lens, and the filter can be replaced at any time, so that you won't miss the wonderful moments. 6. Easy to Install and Remove: This UV filter has a knurled pattern on both sides of the frame, making it easy to install and remove. Specification: Item Type: UV Filter Material: Aluminum alloy, Optical glass Weight: 24g / 0.85oz Suitable For: For Insta360 GO 2 3 sports cameras. Package List: 1 x UV Filter1 x Cleaning Cloth1 x Storage Box