Horizon Manufacturing Elite Pontoon Radius Corner Bench Seat Cushion Set Only (3011 Base sold Separately) Elite Series Pontoon Radius Corner Cushion Set Only. Lift-up seat cushion design for storage access when attached to Premium Series Base (sold Separately). Contoured cushions with high compression foam padding. 28oz marine grade vinyl withstands the effects of the sun, heat, rain and staining under normal marine environment conditions. Perfect color and style match with Horizon Manufacturing Elite Series Pontoon Components Seat Cushion Dimensions: Width-25.25", Depth-32.75", Seat Depth-23.25", Seat Height-18"; Back Height with Base-29.75" · High Impact Injected Molded Plastic Frames Roto Molded Plastic Bases Scuff resistant. Removeable Seat Cushions for Storage High Compression Foam Padding Stainless Steel Cup Holders 28 oz Marine Grade Vinyl UV Treated 5 Year Warranty on Frame / Base 3 Year Warranty on Upholstery