XCSOURCE 52mm Graduated Color Filter Kit Orange Blue Grey Red Green Purple Pink Yellow Brown For Nikon D3200 D3100 D5200 D7100 D3S D3X D5200 D7100 D7000 18-55mm LF496 1.Graduated color filters provide a gradual color transition for a smooth blending effect. Give your landscape and skin texture a more colorful touch. Perfect for changing the mood of a picture. 2.This filter is double threaded allowing additional filters to be screwed one over the other. 3.Using two color graduated filters rotated 180 degrees relative to each other allows different colors to fade into each other. 4.High quality metal and resin construction. extremely solid and lightweight. No wobbling or cross-threading.