Wise Deluxe Series 28" Pontoon Bench Seat and Backrest Cushions Only; Order #8WD95-1B-221 Deluxe Series 27" Seat Base to Complete the Pontoon Seat (Sold Separately) Features an Injection Molded Plastic Seat Frame System. 26 oz. Marine Grade Vinyl with UV and Mildew Inhibitors. High Compression Virgin Foam Padding. Aluminum and Stainless Steel Hardware. Easy Assembly. Add Wise Deluxe Series Arm Rests as a Finishing Touch. Choose from Several Configurations to Refresh Your Pontoon! 5 Year Warranty on Frame, 3 Year Warranty on Upholstery.