This is a 4-CD set of Relative Theory. The case has small scratches and cracks. Playback has not been confirmed, but it hasn't been played much since purchase. Please refrain from purchasing if you are sensitive to imperfections, as this item has been stored by a private individual. There are signs of dirt, scratches, and peeling. Please check the images and only purchase if you are satisfied. It will be shipped with protection against water damage and folding. Feel free to request additional images or ask any questions.