Features: For 360 Go 3S, filter set, all-around protective coating, aviation-grade aluminium alloy frame,clear opticaled glass. 28-layer crystalline coating, anti-mould, scratch-resistant, waterproof, and oil-resistant coating, enhancing light transmission and colour reproduction. Waterproof, oil-resistant, and coating + opticaled glass + light-reducing coating Lightweighted aluminium frame/opticaled glass/ Multi-layer coating, 360 Go 3S filter set, cinematic-quality shots, effortless photography CPL adjustable filter, CPL adjustable, adjust light intensity by rotating the gear to select the appropriate brightness. ND8-ND64 Filters, breaks through light limitations, ideal for landscape photography, long exposure, and video dynamic control—the most commonly used filter among landscape photographers. Specifications: Product name: Camera lens filter Product unit weight: about 1.8g Lens Component: Coated opticaled glass Product size: about 2.2x2.2x0.4CM/0.87x0.87x0.16in Frame : aluminum alloy Applicable equipment: for 360 Go3S Type: ND8 light reduction, ND16 light reduction , ND32 light reduction , ND64 light reduction , CPL Optional Installation steps: Quick disassembly and easy to install Package Includes: 1PC Filter note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.