Rocker with label field Arsys stainless steel. Rocker with label field. For rocker switches and rocker pushbuttons off/change/cross, rocker buttons, 1-way pushbutton BA and 1-way group pushbutton BA. Flush-mounted installation, surface/design program. For labeling with names, notes, etc. Material: plastic, rust-proof stainless steel coating, halogen-free.