The Todd 200 Series Seat is molded from white virgin UV stabilized polyethylene. Affords any boater the most economical and durable seating available. Adapts easily on small fresh water boats with use of Todd poly mounting plate, TOD 5202P, sold separately (included in chair/pedestal packages). Comes with 15" fixed height aluminum pedestal post with 9" base. Includes swivel, and extra large cushions, upholstered with white mildew resistant marine vinyl. Seat is 17" deep, 20 1/2" wide and 18 1/2" high.