K&F Concept 77mm ND Fader Variable Neutral Density Adjustable ND Filter ND2 to ND400 for Canon 6D 5D Mark II 5D Mark III for Nikon D610 D700 D800 DSLR Cameras + Lens Cleaning Cloth IncludesK&F CONCEPT 77MM Adjustable Neutral Density Professional Photography Filter ND2~400 + Professional Microfiber Lens Cleaning Cloth. Material ND Filter: Made by Completed Professional Optical Glasses instead of Optical Resin. Microfiber: This Professional Microfiber made by Japanese Raw Material, very soft and easy to cleaning lens, filtersglasses and mobile etc. Professional Design Using Super Slim Original Design to Avoid Vignetting When You Taking Photo. NOTE This Filter kit is compatible with all 77mm lenses. Please verify your camera's lens thread size before ordering. Your camera's lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "" (diameter) symbol. Popular Compatible Lens CANON Rebel (T5i T4i T3i T3 T2i T1i XT XTi XSi SL1), CANON EOS (700D 650D 600D 550D 500D 450D 400D 300D 1100D 1000D 100D) with 77MM Lens wich include: EF 24-105mm f/4L IS USM, EF 17-40mm f/4L USM,EF 24-70mm f/4L IS USM, EF 24mm f/1.4L II USM.