【CPL FILTER】It is mainly used to eliminate harmful non-metallic reflected light, and increase the color concentration. It also enhances blue sky, highlights white clouds, makes the picture more thorough, improves image clarity and overall creates a more expressive and vivid photo. It is also often used in shooting through glass, water, and underwater scenery. | 【MULTIPLE COATING OPTICS】Minimize reflections, flares and improves image quality, Hydrophobic Nano coating reduces fingerprints fog, water, and dust. | 【PORTABLE AND LIGHTWEIGHT】Integrated modeling frame, No dark corner. Bronzing frame, gorgeous & elegant. Comes with padded rigid carrying case. Lightweight, each weights about 0.76-0.8 grams, won't affect self-inspection. Professional optical glass lenses, specially selected. | 【EASY INSTALLATION】Tear off the stickers on the back of the filter, stick it on the lens directly. Easy to install and uninstall, and it fits closely to the lens and is not easy to loosen and does not damage the image quality, perfectly suitable for Hubsan Zino Mini Pro lens series. | 【LIFETIME WARRANTY】A free replacement or refund is promised if you have any unexpected installation issues in 365 days. Welcome to contact us at any time for any questions.