Item Type: Camera Filter Main Material: Aluminum Alloy, Optical Glass Weight: Approx. 28g / 1oz Model: for DJI Action 3 Package List 1 x Camera Filter 1 x Cleaning Cloth 1 x Storage Box 1Compatible for DJI Action 3: Specifically designed to be compatible for DJI Action 3, this ND filter kit is a great addition to your toolbox for capturing outdoor activities and fast movements. 2ND Filter: ND filters reduce exposure by different stops to achieve right exposure in bright conditions and gain more control over shutter speed and aperture to create motion blur, enhance color and contrast for your video. 3Multi Layers of Nano Coatings: The filters feature multiple layers of nano coatings, which make the filter surface provide effective protection against dust, scratches, water, oil, and fingerprints. Also, the filters themselves serves as a layer of protection for the original action camera lens. 4Aluminum Frame: With aluminum alloy frame, lightweight yet sturdy enough to withstand wear and tear. Logo engraved by laser does not fade, dark gray frame to prevent light leakage and ghost. 5Anti Slip Gear Design: Knurled pattern is set up and down the frame, easy to install and remove, simply screw a filter on your camera lens and start making a cinematic video.