Add to Cart Compare Quick view Sundolphin Kayak Seat Bottom Cushion, Push Pins Included. Sundolphin MSRP: Now: $17.99 Was: Sundolphin Kayak Replacement Seat Bottom. Installation Hardware included. 15" X 10.5" Aprox Dim. Fits the Following Kayaks: Aruba 12 SS Bali 12 SS MSRP: Now: $17.99 Was: Add to Cart Compare Quick view