The trumpet and trombone both belong to the brass family.
The trombone is classified as: low brass, and or brass.
The traditional material for the Trombone is brass.
The trombone's made out of brass.
A trombone has a slide, which other brass instruments lack.
The Trombone is part of the brass family.
The trombone is the 2nd lowest brass instrument
The Trombone is the 2nd lowest brass instrument
The Trombone is part of the brass section, not percussion.
Brass.
The trombone is part of the brass section.
The trombone is part of the brass section.