GROMMET

A grommet mounted to a through hole formed in a vehicle body panel includes an inner cabin side harness insertion portion that projects toward an inner cabin side through which a wire harness penetrate, an outer cabin side harness insertion portion that projects toward an outer cabin side through which the wire harness penetrate, a lip mountain integrated with the inner cabin side harness insertion portion, a panel abutting portion that abuts on a periphery of the through hole on an outer cabin side of the vehicle body panel, a connection portion that connects the lip mountain and the panel abutting portion, a working portion formed across the outer cabin side harness insertion portion and the panel abutting portion, a work pressing portion integrated with the outer cabin side harness insertion portion and the working portion, and a pressing surface portion that is integrated with the work pressing portion and protrudes toward the lip mountain.