TrumCor Luna Mute for TrumpetTrumCor Luna Mute for Trumpet The TrumCor Luna Mute offers a warm, vocal trumpet color with just enough shimmer to stand apart. Built from a carefully balanced combination of fiber, wood, and aluminum, Luna gives artists a complex muted sound that feels expressive, flexible, and personal. The aluminum cup adds focused projection and a clear sense of direction, making Luna especially useful for solo passages, commercial work, big band features, and