Karl Glaser Bb Marching Baritone Brass Silver Plated With high quality stainless steel valves. Good workmanship, 2 water flaps, a warm sound and a light response characterise this marching baritone. An elaborate and first-class instrument. Let yourself be impressed by the quality and full sound of the Karl Glaser instruments. With Karl Glaser you will not be disappointed! We have been distributing these instruments for many years. The value for money is first class. Countless musicians, students and teachers play these instruments.