In their first season in Division 1 of the Women's All-Ireland League, 'Belvo look set to finish third behind champions UL Bohemians and Cork side Highfield.
The Paul Flood Cup is their last shot at silverware and they face the team just behind them in the league - Galwegians.
The sides are level on points and separated by points difference. Saturday afternoon's final will the fourth meeting between the two this season.
The Paul Flood Cup final kicks off at Stradbrook at 2pm on Saturday and with both teams well supported, it should attract a good crowd to the home of Blackrock College RFC.