Quies rubber foam auditive protections have been especially designed to guarantee comfort and protection :- Their shape is adapted to the auditory canal and it ensures an excellent effectiveness (35 dB sound reduction) and a perfect maintain in the ear.- The texture of particularly smooth and soft rubber foam offers a pleasant contact and enables not to be bothered by sound when you wear them.Matched colours (pink, orange, green), flesh colour, or "Disco" colour (blue, pink, purple).