Both albums are 100% free and 320kbps quality, The Slip is available in variety formats.
Policy of this band for non-commercial users is: "Share our music, post it on your blog, give it to the strangers and remix it. And if you really want our music, you can buy it in several different edition."
The Slip - Latest NIN studio album(Halo 27)
Ghost I - First part of experimental album(Halo 26)