Cover member and wire harness

A wire harness comprising:

• a plurality of electrical wires;
• a protective tube through which the plurality of electrical wires are inserted;
• a connector to which the plurality of electrical wires are connected;
• and
• a cover attached so as to bridge between the connector and the protective tube, wherein the cover includes:
• an exterior tube attached so as to bridge between the connector and the protective tube;
• and
• a ventilation formed integrally with the exterior tube and configured to allow passage of gases and restrict passage of liquids,
• the exterior tube has a through hole communicating between an inside and an outside of the exterior tube,
• the ventilation includes a support having an opening and a ventilation film covering the opening of the support,
• the support is mounted on the exterior tube by being embedded in an inner wall surface of the through hole, and
• the ventilation is supported by the support around the opening without being embedded in the inner wall surface of the through hole.