The Oleg Sonata Flute sound concept is the result of more than 25 years of acoustical research, and direct input from the world's top players. Oleg Flutes are designed for a wider dynamic range, immediate response and a comfortable ergonomic feel. Utilizing the newly developed Double Parabola Voicing Technology, Oleg Head-Joints and Flutes offer unprecedented improvement in tonal response and tuning flute characteristics.