Special characteristics of the Primary series include:African Pao Rosa wood as the sound material for xylophones; sound bars with overtone-, fundamental- and standard-tuning; all sound bars have a note imprint of the corresponding tone;stepped resonance boxes; resonator boxes with brackets for stand legs or for the basic trolley stand system; surface protection of the woods with environmentally friendly Proterra lacquer; and FSC®-certification of all soundboxes and wooden soundboards
