A trombone and case, including the mouthpiece, innerslide, and outerslide. The trombone is a Stradivarius Model 36 made by the Vincent Bach Corporation. On the horn, at the top, is an engraving with the model number and manufacturer: [Stradivarius / Model / 36 / Vincent Bach / ELKHART, IN. / USA]. There is a serial number at the bottom on the cylinder where all the tubes converge: .