WIRE HARNESS

A wire harness that includes: an electric wire; an exterior cover that is configured to cover an outer periphery of the electric wire; and a waterproof cover that is configured to cover the outer periphery of the electric wire and be coupled to the exterior cover, wherein: the waterproof cover has a connecting tube that is configured to cover an outer periphery of the exterior cover, and a flat tube that is formed integrally with the connecting tube.