This product is the set of digital parts only (delivered on a CD) for "Behold the Lamb," and it includes parts for 2 Flutes, Oboe, 2 Clarinets, Bassoon, 2 Horns, 3 Trumpets, 2 Trombones, Tuba, 2 Percussion, Timpani, Harp, Piano, 2 Violins, Viola, Cello, Bass, and Keyboard String Reduction.