100mm x 150mm Graduated ND2+ND4+ND8+ND16 Neutral Density 100*150mm Graduated Square Filter for Lee Cokin Z series Features: Graduated color filters provide a gradual color transition for a smooth blending effect. Give your landscape and skin texture a more colorful touch. These filters are clear in the bottom half of the filter with a gradual transition to the color effect in the top half. They are primarily used for skylines of landscape shots. This 100mm filter is usable with Hitech 100mm holder systems or any 100mm (4") holder. Suitable for Cokin Z series Lee Hitech Tiffen Singh-Ray filter holders. Can be removed easily. Specification: Material: Optical resin Dimensions: 100mm x 150mm Thickness: 2mm Compatible with other 100mm Systems such as Cokin z Pro, B+W, Lee and Hitech Systems Suitable for film and digital Package includes: 1 x Graduated ND2 Filter 1 x Graduated ND4 Filter 1 x Graduated ND8 Filter 1 x Graduated ND16 Filter Please note: do not include adapter and Holder