Features: The anti fog lens protective cover is compatible for 360 X3 sports camera, providing all-round protections for the lens. Ventilation design, with holes around the protective cover, internal ventilation and convections, effectively preventing the lens from fogging. High transparency anti fog lens material with strong toughness and clear shooting images. Snap on installation, convenient and fast, stable and reliable. Widening and thickening design, collision and collision prevention, further strengthening the firmness performances. Specifications: Material: PC Color: Clear Size: Approx. 52x42mm/2.05x1.65inch(more detail size please refer to pictures) Applicable Model: for 360 X3 Action Camera Package Includes: 1x Snap-on Lens Protector note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.