A battery positive cover (20) is provided for a battery terminal and a wire harness. The battery positive cover (20) has inclined portions (36, 38) that can be pressed from an outer side of a sectionally U-shaped wire harness-mounting part (24) toward the inner side thereof. The inclined portions (36, 38) project from opposed facing tips at an entry (24B) of the wire harness-mounting part (24) and incline towards the inner side of the wire harness-mounting part (24). A wall (24C, 24D) of the wire harness-mounting part (24) can be elastically deformed from a holding position to an open position.