JJC ES-A7 Soft TPU Rubber Eye Cup for Sony a7II, a7S II, a7R II, a7R, a7S, replaces Sony FDA-EP16 Seals out stray light for improved viewfinder optics Soft TPU rubber allows for eye comfort, especially for eyeglass users Ergonomic oval shape is designed to fit your eyes better Rotates 360 for horizontal or vertical view Fits Sony a7II, a7S II, a7R II, a7R, a7S, a7, a58, replaces Sony FDA-EP16