UltraPro 43mm Digital Tulip Flower Lens Hood Bundle, Includes Flower Tulip Lens Hood + Lens Cleaning Pen + Lens Cap Keeper. For The Samsung NX500 with 16-50mm Lens Professional Tulip Lens hood reduces flares and reflections, an essential add-on for your camera Rotates so that you get the exact amount of shading that you require from the sun Made of Premium Grade High Impact Plastic Bonus accessories make this bundle an outstanding value