The Yamaha YCL-450II Duet Intermediate Clarinet brings improved sound, response and added durability to your playing. Leather pads provide an airtight seal over the tone holes, giving you a wider dynamic range and enhanced sound at all volume levels. Its durable design stands up to the demands of frequent practice and performance. The ABS lining of the upper joint upper joint helps prevent cracking. Designed with educators and students in mind, the YCL-450II helps you develop your skills to advance to the next level.