YAMAZAKI Yoshiki designs in Nanigashi a must item for camera lovers, the Nanigashi Release Button L. A release button made of pure brass. It comes in brass/gold color, in black color and now in silver color. For the brass/gold color of release button, it does not have a clear coating nor a finish on its surface. Therefore, the surface will rust and change in color in every usage. Please enjoy how its appearance progresses in time.