advanced monel pistons marching baritone key of bb w/case & mouthpiece-gold lacquer finish moz this marvelous moz gold lacquer marching baritone is perfect for students. it is designed and built for excellent response, reliable intonation, and very easy to play. you will love moz marching baritone’s fine craftsmanship and outstanding concert level powerful sound. this marching baritone will worth every penny you invest on it!