Wise 55-Inch Cushion Only Pontoon Bench Seat 55" Pontoon Bench Seat Cushion Only, Must Order Qty. 2 - Wise #8WD95-1B-204 Pontoon Seat Bases to Complete Set Seat Cushion Only: Width-55", Depth-24", Seat Depth-17.25" Height with Base-29.25" (Base Sold Separately) Compression Foam Padding, Heavy Duty 28 oz. Marine Grade Vinyl, Mildew Resistant and UV Treated Hinged Lift-Up Seat Cushion Design for Storage Access 6 Year Warranty on Frame, 3 Year Warranty on Upholstery