A range of 4 different rim diameters and two cup sizes. The design aims to offer the cornet player a warm mellow sound whilst providing absolute clarity and security throughout the register. The B cup is a medium size depth allowing a projected mellow cornet sound, whilst giving great clarity and upper register support. The C cup is a slightly deeper cup, providing a large mellow sound whilst retaining great clarity and flexibility. Please see the data below and the comparison chart or contact K&G to assist your choice.