The bass trombone is a brass instrument that is part of the trombone family. It is known for its deep, rich sound and is typically used in orchestras, concert bands, and jazz ensembles. The instrument features a larger bell and a longer slide compared to the tenor trombone, allowing it to produce lower pitches. Bass trombones often have one or two valves, which help players reach even lower notes more easily. Musicians who play the bass trombone are essential in providing harmonic support and depth in various musical settings, complementing other instruments like the tenor trombone and tuba.