CORRUGATED TUBE HOLDER AND WIRE HARNESS

A corrugated tube holder configured to retain a corrugated tube having a perfect circular shape in a cross section orthogonal to an axial direction of the corrugated tube, the corrugated tube having recessed portions extending around an outer peripheral surface of the corrugated tube, the corrugated tube holder including a first protruding portion configured to be in an annular shape to engage with one of the recessed portions to retain the corrugated tube, the first protruding portion having an imperfect circular shape in a cross section orthogonal to the axial direction when the first protruding portion is engaged with the one of the recessed portions to retain the corrugated tube.