CEARI Ear Shaped DK-19 Rubber Eyecup Eyepiece Viewfinder for Nikon D700 D800 D4 D3S D3X D2X D2H F5 F6 DSLR Camera + Microfiber Clean Cloth Attaches to the viewfinder eyepiece minimizing extraneous light and vision fatigue Improves viewing comfort and prevents stray light from entering the viewfinder and diminishing contrast The Eyecup provides cushioning around the camera's eyepiece, and is especially useful to eyeglass wearers Refer to your for Nikon's user manual or manufacturer to ensure compatibility Package Contents: 1 x DK-19 Ear Shaped Rubber Eyecup Eyepiece Viewfinder for Nikon, 1 x CEARI MicroFiber Clean Cloth