XCSOURCE 6Pcs Set Gradual Neutral Density G.ND2 +G.ND4+ G.ND8+ Neutral Density ND2 ND4 ND8 Filter + 6 slots Case + Cloth For Cokin Z Lee Hitech 4X4" Holder LF352 Suitable for below 96mm diameter, 135 full-frame digital SLR applicable. Do not worry about the wide angle vignetting problem. You can combine multiple filters to shoot. Control light and colour directly on your raw images at the time of shooting. Keep the quality of your images without excessive post production work.