Horizon Manufacturing Premium Series Pontoon Flip Flop Seat Cushion Set WITH BASE 2 Position Backrest About this item · Premium Series Pontoon Flip Flop Seat Cushion Set with 3020-AB Base · Hinged Lift-Up Seat Cushion Design for Storage Access when attached to Premium Series Base · Contoured Cushions with High Compression Foam Padding and 28 oz. Marine Grade Vinyl withstands the effects of sun, heat, rain and staining under normal marine environment conditions. · Perfect Color and Style Match with other Horizon Manufacturing Premium Series Pontoon Components · Seat Cushion Dimensions: Width-33", Depth: 23" Sitting Depth: 17" Base Height: 11.75" Overall Height 35.5" * Base Width: 34.375" Depth: 22" · High Impact Injected Molded Plastic Frames Roto Molded Plastic Bases Scuff resistant. Removeable Seat Cushions for Storage High Compression Foam Padding 28 oz Marine Grade Vinyl UV Treated 5 Year Warranty on Frame / Base 3 Year Warranty on Upholstery