A Sectional Sofa Set Is a Great Way to Upgrade Your Living Room A sectional sofa is a large piece of furniture that offers ample seating for families and guests. Good Housekeeping consulted Devin Shaffer (lead interior designer at Decorilla) and Emily Roose (luxury interior designer and president Emily Roose https://www.sofasandcouches.com/products/modern-3-seat-l-shaped-sectional-sofa-with-reversible-chaise