Filling a space? use OFM Uno Series wedge seat, 423-PU608-OFM 423, to add support where you need it. Seat cushion is constructed from molded fire-retardant foam and is available in fabric/PVC free polyurethane. The sturdy round steel tube frame has a weight capacity of 250 lbs. Includes ganging brackets for a stable set-up. Easy assembly.