MOSSA Group Centergy APR20 CD, DVD, choreography sheet, and case included. Group Centergy is a MOSSA fitness program that incorporates elements of yoga and Pilates to balance the mind and body. Set to upbeat music, it improves flexibility, strength, core stability, and concentration in a short amount of time. There is no intense exercise, so beginners and seniors can safely enjoy it at their own pace. Please understand that this is a used item and has been stored at home before purchasing. Both the CD and DVD have been playback checked and are in good working order. Thank you for looking.