If they're DRM free it will be in the description. If you want to get rid of that DRM all you need is Calibre, a plugin called DeDRM... you open the ASCM file i

If they're DRM free it will be in the description. If you want to get rid of that DRM all you need is Calibre, a plugin called DeDRM... you open the ASCM file in the Adobe Editions program, copy the file from the root folder into Calibre, and that's it. DRM gone.