The D'Addario Reserve Bb Clarinet Mouthpiece is a vintage-inspired mouthpiece that combines modern technology with the craftsmanship of the past. Made from hard rubber and milled to precise tolerances, this mouthpiece offers a higher level of consistency and exceptional sound quality. Its polished angles and curves, along with its proprietary material, contribute to its remarkable performance. Whether you're a professional clarinetist or a student, the D'Addario Reserve Bb Clarinet Mouthpiece is a reliable choice that will enhance your playing experience.