Cokin Landscape Kit Z-PRO Filter Kit (L) Series - U300-06 STOCKTAKE SALE ON NOW

Graduated Neutral Density (ND) Filters allow you to reduce the amount of light reaching the sensor on a portion of your pictures so that you can reduce shutter speed and get some motion effect. By rotating the filter-holder you can place its effect, by sliding it up and down you can setup its intensity so that you can balance your exposure correctly.