To produce a chiaroscuro sound, the larynx must be low and relaxed, allowing the vocal folds to vibrate freely and balanced resonance in the cavities of the head. With practice, a singer is able to produce a tone of beauty, agility and flexibility. The bel canto style of singing is a beautiful and skillful way of expressing music. It requires a strong foundation of vocal skills and an understanding of the mechanics of the voice. By learning to produce and sustain legato phrases, a singer can gain agility and flexibility while developing a healthy technique. Achieving a bright-dark timbre or chiaroscuro sound helps to balance the resonances in the voice so it can be projected without strain and sound beautiful. With practice, any singer can perfect their bel canto technique.