Product Name: For Insta360 GO Ultra Waterproof Filter Compatible Model: For Insta360 GO Ultra Material: Aluminum Alloy + Silicone + Glass Styles: UV, CPL, ND8/16/32/64, ND8/16/32+CPL Seven Coatings: [1] Hardened Anti-Scratch Coating [2] Waterproof Oleophobic Coating [3] Anti-Reflective Coating [4] SLR Lens Optical Glass [5] Anti-Reflective Coating [6] Waterproof Oleophobic Coating [7] Hardened Anti-Scratch Coating Features: 1. Multi-layer coating Reduces light reflection between lenses, making images clearer and with better image quality 2. Imaging-grade optical glass, clear and hard enough SLR lens-grade glass, ensuring high-definition images High-quality, scratch-resistant, waterproof, and oil-resistant. 3. Built-in rubber ring for waterproof and fog-resistant performance. The built-in rubber ring effectively isolates water droplets and moisture, allowing you to create worry-free in rainy, humid, and cold environments. 4. Aluminum alloy frame for added durability. The aluminum alloy frame is reliable , and the laser-engraved text is resistant to fading. 5. Anti-slip edge design. The anti-slip edge design ensures a comfortable grip when attaching and removing lenses. Packaging dimensions: 85*60*15mm Packaging weight: 30g Packaging: Plastic box Product list: 1 pcs