Neewer 2-Pack Nikon DK-23 Replacement Eyepiece Eyecups for Nikon D7100 D7200 D300 D300s DSLR Cameras 2-Pack, Designed to perfectly replace Nikon Eyecup DK-23. NOTE: Camera and Lense in the pictures NOT INCLUDED Compatible with Nikon D7100 D7200 D300 D300s DSLR Cameras Made of plastic and soft rubber. Works as a cushioning around the camera's eyepiece Provide comfortable eyelid contact and protect the glasses of eyeglass wearers Block out unwanted light from your viewfinder