Nothing to describe. Just get it! Only for CM12 - 13 Theme Engine. NOTE: Reboot device after install the theme. Note: Development is discontinued. Newest version of PitchBlack for substratum is available on the link below. What's Themed. Ringtone. Bootanimation. Notification sound. Fonts. Framework. Navigation bar. Settings. System Uİ. Dialer. Google plus. Theme chooser.