Home / Music / What instrument did Mark Sandman play with Morphine?Music linernotes album music hope-sandoval-&-the-warm-inventionsWhat instrument did Mark Sandman play with Morphine?Mark Sandman played a custom two-string slide bass, which became the defining element of Morphine’s sound. Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious What is Brian Eno's Music for Films?Next What guitar technique did Kevin Shields use to define the sound of Loveless?