Includes: Neutral Density Professional Photography Filter Set (ND2 ND4 ND8) + Premium MagicFiber Microfiber Cleaning Cloth * NOTE: This 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 "Ø" (diameter) symbol. For example: Ø77 = 77mm lens thread size. * Compatible with the CANON EOS (6D 5D Mark III) DSLR Cameras. EF 24-105mm f/4 L IS USM zoom Lens. * Compatible with the NIKON D600 DSLR Camera. 28-300mm f/3.5-5.6G ED VR II AF-S zoom Lens. * Backed with DigitalGoja 90-Day 100% Satisfaction Guarantee.