PROTECTOR FOR WIRE HARNESS

The present disclosure provides a protector for a wire harness that can suppress attachment of water to a surrounding electrical component. In a longitudinal direction X along the horizontal direction of the protector main body portion in a state in which a protector is mounted in a vehicle, there is a first region A where an electrical component E is located below a protector main body portion , and a second region A where there is no electrical component E below the protector main body portion . A groove that is open vertically upward is provided in an outer surface of the protector main body portion . The groove extends over the first region A and the second region A, and is inclined vertically downward while extending toward the second region A