Lovingly crafted jewelry pendant with heart ornaments: This sound ball has a diameter of  21mm and in it a very special movement through which a minixylophone is located sound effect is achieved. A very popular piece of jewelry for mothers-to-be, as the expectant child gets used to the sound by regularly wearing the ball and finds it calming both before and after the birth. A meaningful gift for a dear friend or yourself. Choose the associated chain in the length of your choice.