Choose sofa portion's overall depth: Standard (40") or Extra Deep (46"). Hand-built frames with hand-finished upholstery. Solid pine and engineered hardwood frame with reinforced joinery. High-gauge sinuous springs provide cushion support. Seat cushions have down alternative-wrapped, high-resiliency polyurethane foam cores. Seat firmness: Soft. On a scale from 1 to 5 (5 being firmest), it's a 2. Back cushions are filled with a down alternative and poly fiber blend. Loose, reversible cushions (excluding Astor Velvet and asymmetrical shapes). Cushion covers unzip to remove. Concealed support legs for a streamlined profile (removable). Sectional pieces attach via alligator clips (included). Assembled in the USA.