The use of durable and resistant materials, such as brass, nickel silver, and stainless steel, guarantees the musicians long hours of enjoyable play. Tone: Sib Drill: 11.68mm Pavilion: 123mm, painted pink copper Branch of mouth: painted pink copper Pistons: stainless steel Ring 1st slide Adjustable ring 3rd slide Pistons buttons pearly appearance Mouthpiece and accessories Jupiter Light case