WIRE HARNESS

A wire harness for routing in a vehicle in which a pipe through which a liquid flows is attached under a floor, the wire harness including: a first wire to be routed alongside the pipe; and a second wire to be routed in between the first wire and the pipe, and fixed to both the first wire and the pipe, wherein the second wire has: a first section extending along the first wire; and a second section extending along the pipe at a position spaced further from the first wire than is the first section in a direction in which the pipe and the first wire are arranged alongside each other.