Deluxe Series Pontoon Right Radius Arm Rest, mounts to the right of seat bench (from sitting position) Arm Rest has snap open-closed flap access for storage and mounting to pontoon boat floor, includes Stainless Steel cupholder High impact, injection molded plastic frame with high compression foam padding is plastic sealed to resist moisture Heavy Duty 28 oz. Marine Grade Vinyl withstands the effects of sun, heat, rain and soiling under normal marine environment conditions Arm Rest Dimensions - Height: 22. 5", Width: 9", Depth: 22. 75"