COSY made in italy Core Steel 2 is the

Core Steel 2 is the ultimate practice companion for all musicians and makes your music practice (almost) addictive

compact and very centered sound with direct projection

muted sound that maintains the instrument's natural timbre

This is the original Glenn Cronkhite-designed trombone travel slide case that dates back to the 1970s

High quality audio recording

COSY made in italy Core Steel 2 is theBG's "Indoor Cosy" (black microfiber bag) covers the instrument indoors to protect it from humidity moisture while on stand. This is perfect for when leaving instruments on stands after practicing our during intermission of a gig. This cloth is washer safe and has a lifespan for over 5 years.