This product is DWE Disney English System Sing Along Books 1-4. These are products from around 2013-2016. Please check the details of the product below. (Product Details) Books 1-4 Book 1: Several pages have scratches. There are noticeable folds on about 20 pages. Otherwise, there are only slight folds. Book 2: Several pages have noticeable folds and scratches. Otherwise, there are only slight folds. There is a vertical crease in one place. Book 3: Several pages have noticeable folds, and several pages have slight folds. Otherwise, it is like new. Book 4: There are slight folds on about 10 pages. Otherwise, it is like new. All volumes have scratches and discoloration on the exterior. This is a set that can still be used. Please consider it.