The object "Red, Blue, Green and Yellow" consists of 4 cuboids, which are interchangeably arranged on top of each other in an acrylic glass frame. Each cuboid represents a color - red, green, blue, yellow. The cuboids measure 45 cm (height), 30 cm (width) and 20 cm (depth). Each cuboid consists of an acrylic glass panel at the front, another acrylic glass panel in the middle and a mirrored acrylic glass panel at the back. The sides of the cuboids are surrounded by acrylic glass panels. The acrylic glass panels are printed with Marabu screen printing inks.