The product is a rare 2 cassette set of Mahler's Symphonies 8 & 10 by Deutsche Grammophon, released in 2002. This classical music album features sealed cassettes in mint condition, housed in a standard jewel case. With a total run time of 4699 seconds, this collector's item is a must-have for fans of Mahler's symphonies, offering a unique listening experience of these famous compositions.