CONSTRUCTION: Professional-grade Bb key gold lacquered brass construction provides brilliant tone and exceptional durabilityDESIGN FEATURES: Large bell diameter produces deep, rich bass tones with powerful projection for marching bands and orchestrasPLAYABILITY: Balanced weight distribution and ergonomic shoulder rest design enables comfortable extended playing sessionsVALVES: Smooth-action piston valves ensure precise note changes and reliable performance during playINCLUDED ACCESSORIES: Comes with a sturdy mouthpiece, cleaning kit, and valve oil for proper maintenance