The Brand New Bb Blue White Brass Cornet is made of good quality brass and materials and well finished. Our all musical instruments have good quality components, professional sound and technically approved by the musicians world wide.This is a great instruments is ideal for students and beginners and intermediate players. A hard case and mouthpiece are included. BELL DIAMETER: 4.75 inches. WITH FREE HARDCASE AND MOUTH PIECE. 15% to 25% If Item Value + Charges to your Custom Authority in your country.