Hard back leather book cover. Mastered at Calyx Berlin. Made in France. 'J.A.C.' stands for 'Joshua, Arthur, Conrad'. These are the names of the sons of Rupert Huber and Richard Dorfmeister, a.k.a. Tosca. Between the release of their last album 'Dehli9' and J.A.C., the two became fathers, Rupert Huber even twice.