The Brand New Bb BRASS FINISH Echo 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. An "Echo Cornet" has the same design and fingering as a regular 3 Valve Cornet. However, it has a unique design, it has a second bell that provides an instantaneous muted effect on pressing the 4th Valve. When the 4th valve is depressed, the airstream is directed into the cone shaped 2nd bell creating a muted sound. It can be used to produce echoed phrases and to practice in unsympathetic surroundings. So you can keep the 4th Valve depressed when practising without disturbing anyone around you! It can also be used as a novelty to get a quickly pulsating echo by utilizing the valve in rapid succession. A hard case and mouthpiece are included.