Compatible: Fits cameras with standard threaded shutter release socket which is designed by the camera manufacturers to accept a mechanical shutter release cable, please refer to parts of compatible cameras listed in the below detail description Special: Every button with different wood grain,please know before ordering(Main picture just for example) Comfortable: 12mm Convex surface soft shutter release button give you good feeling when shooting photos Material: Made of high quality wood and brass thread screw part;2pcs rubber rings(for X series cameras to ensure a tight attachment) Technology: Hand made polished;Beeswax polishing;No paint VKO Wood soft release buttons ensures a comfortable finger touch at the top of your camera.