ConstructionMaterial: The body and flared bell are crafted from yellow brass, coated in a clear gold lacquer finish to protect the metal from corrosion while providing a bright, vibrant aesthetic.Valves: It features three Périnet piston valves aligned vertically in a central valve block. These are depressed to alter the length of the tubing and change the pitch.Mouthpiece: A detachable, silver-plated metal mouthpiece is inserted at the far right end (shank) to initiate the sound via lip vibration.Slides: It features a main tuning slide at the rounded back loop, alongside dedicated adjustable slides with finger rings for fine-tuning individual valve combinations