Wise 8WD1453 Blast-Off Series High Back Rotational Molded Bucket Seat. Seat cushion is removable to mount seat with 4 bolts to flat seating area or with included piano hinge for the ideal driver and passenger set up for your bass boat. Can also mount to any BIA standard 4 bolt pedestal system with included mounting plate for fish n' ski or walleye boats. Plastic rotation molded seat frame, high compression foam padding, marine grade UV and mildew treated vinyl, double top-stitch construction. OEM grade construction and componets. Match with 4 different size center seat options to complete your boat restoration.