The collection consists of 5 CDs with classical music by such great composers as Mozart, Beethoven, Vivaldi, Bach, Tchaikovsky, Schumann, Brahms and many others, specially adapted to be pleasing to your baby’s ears and suitable for your baby’s moods. The CD can be sold jointly with the richly illustrated 24-page booklet, containing helpful parental advice and suggestions. Each volume approaches your baby’s different states of mind and emotions, and helps adults to understand and have fun with their babies’ moods.