The color(s) black, blue and ash white is/are claimed as a feature of the mark.
The mark consists of the drawing of a bottle cap, upside down, with the boarder in blue color. On the inside of the bottle cap there is a screw thread or helical structure and a flat bottom, all in ash white color. In the center of the bottle cap, there is a drawing of a house with a chimney at the right in black color and inside the house, in the center, there is a white circle with the drawing of a lightning inside the circle in black color.