The material of clarinet has how important clarinet material has many, solid wood ebony and mahogany, there are synthetic wood, Bakelite and so on many kinds of materials. The present Bakelite black tube is no easier to crack than the pure rubber tube; especially in winter, the climate is dry and cold, more careful protection; it is recommended to hold the tube body with both hands before playing, reduce the temperature difference between the outer wall and the inner wall. New musical instruments, in the first two months a day play no more than 30 minutes or about 15 minutes. Because the instrument just bought is very dry, can not adapt to too wet environment, will crack. In particular, pay attention not to wipe the tube, the cloth directly covered on the tube, that will damage the metal bond, had better roll up, the cloth should be cleaned frequently, this is also good for musical instruments.