SWEETTONE is a new type of Twinwhsitle. It comes with a plastic mouthpiece that does not require breathing skills and is a shape that is loved by people of all ages. Clarke's solid workmanship ensures consistent sound for folk music and a wide variety of music. Made of British high quality materials, mouthpiece is ABS PC brand for safety and music enjoyment. There are two types of D and C tones. Size: C-tone Total length: 12.6 inches (320 mm), Tube body: 10.0 inches (255 mm), Head tube: 2.3 inches (58 mm)