An electronic device includes: a processor; a memory; first and second body portions coupled to each other by a hinge having a single rotation axis; a flexible display attached to at least one of the first or second body portions, the flexible display having parallel edges, the first body portion covering first opposing portions of the parallel edges, the second body portion covering second opposing portions of the parallel edges; and a flexible cover attached to the first body portion, the flexible cover extending to the second body portion and covering third opposing portions of the parallel edges.