Unmatched Optics: Each of Freewell 4K Series optics are handcrafted precisely compatible to be used with Mavic Air 2 Drone. GimbalSafe: Freewell GimbalSafe technology ensures each filter frame goes through a rigorous lightweight test putting no negative effect on your drone gimbal. Coating:Dustproof, Scratch-resistant, Oilproof, Color Neutral coating makes sure you get the best possible image while shooting outdoor. What is included: Just as the name suggests this filter kit takes care of your need during the standard day from cloudy to normal sunny day consist of ND4, ND8, ND16, CPL. Storage Protection: Each filter kits comes with a robust magnetic filter case.