Includes 4 pieces: left-arm facing sofa, armless chair, wedge and right-arm facing sofa "Left-arm" and "right-arm" describe the position of the arm when you face the piece Corner-blocked frame Loose reversible seat and back cushions High-density foam cushions wrapped in feather-fiber blend jacket Accent pillows included Pillows with feather-fiber blend Polyester upholstery Exposed feet with faux wood finish Platform foundation system resists sagging 3x better than spring system after 20,000 testing cycles by providing more even support Smooth platform foundation maintains tight, wrinkle-free look without dips or sags that can occur over time with sinuous spring foundations