The Button HL from Flos is a wall/ceiling light providing diffused lighting for indoor use. Hand-blown opal ply glass diffuser (transparent – opal – transparent) with acid finish. Sheared, deep-drawn steel sheet wall/ceiling attachment with white galvanised finish. Sheared, deep-drawn steel sheet reflector painted white for high temperatures. Closing cover in injection moulded technopolymer with chrome finish. Satin-finish incandescent line voltage halogen lamps.