Filter is an important tool for camera users, because the camera unlike film has very low exposure tolerance. Detail will be lost on both low and high light area. To correct this, you need filter to balance it. Features: Control light and colour directly on your images at the time of shooting. Keep the quality of your images without excessive post production work. Create specific effects saving time on your computer. Same filter for all your lenses by just replacing the adaptor ring. Otate, slide, decentre in all directions for more accurancy and creativity. Slides Easily and Smoothly in to the Filter Holder. Full gray rounded design, ultra-thin lenses design and advanced packaging technology. Specifications: Ring-Adapter: 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, 82mm (all included) Package size: 135 * 115 * 95mm / 5.3 * 4.5 * 3.7in Package weight: 540g Packing List: 1 * Graduated.ND2 Filter 1 * Graduated.ND4 Filter 1 * Graduated.ND8 Filter 1 * Graduated.ND16 Filter 1 * ND2 Filter 1 * ND4 Filter 1 * ND8 Filter 1 * ND16 Filter 8 * Ring-Adapter (49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, 82mm) 1 * 3 Slots Filter Holder 1 * Storage Bag