37MM Filter Kit for DJI Phantom 3 Series Drones. Kit Includes: CPL, ND4, ND8, UV, Lens Cap, Cap Keeper + eCostConnection Microfiber Cloth 37MM Filter Kit Compatible with All DJI Phantom 3 Series Drones 4 Filters: Ultraviolet Filter (UV) | Circular Polarizer Filter (CPL) | 2 Neutral Density Filters (ND4, ND8) Adapter Ring to ensure perfect the filters will fit perfectly on your drone camera Lens Cap & attachable Cap Keeper w/ lanyard to ensure the integrity of your Drone lenses & Filters Lens Filter Pouch