Complete kit: the mouthpiece set contains a plastic clarinet mouthpiece ligature and a plastic cover. Equipped with a plastic cover to keep the mouthpiece clean and dry, and a metal clip to attach the blade. Good replacement: the structure of this mouthpiece cap was carefully designed by engineers and has a smooth airflow cavity and the sound effect is very good. It is designed to meet the requirements of student or beginner exercises. High quality: clarinet mouthpiece cap is made of high quality plastic, environmentally friendly, sturdy, durable, safe to use and has a long service life. Good performance: stabilises and has excellent performance during use. When playing, the air flow is smooth, full of warm, orchestra suitable performance. Suitable for main and middle. Ideal gift: it can replace the old clarinet mouthpiece well. Whether at school or at home, it is the perfect gift and an excellent choice for the clarinet practitioner.