Wise Premier Series Pontoon Flip-Flop Seat, Cushions Only Requires Premier Series Base BM11001-1B-990 to Complete the Bench Seat Overall Height: 35-Inch, Length: 24-Inch, Depth: 33.5-Inch Seating Depth: 18.5-Inch Base Footprint: 36-Inch x 17-Inch x 11-Inch Base Sold Separately