Solid wood legs in an Espresso finish.High-gauge sinuous springs provide cushion support.Seat cushions: Fiber-wrapped high-density polyurethane foam.Back cushions: 50% polyester fiber, 45% duck feather and 5% duck down in down-proof ticking.Loose, reversible cushions with zip-off covers.Folds out to reveal a Queen-sized mattress.Gel mattress features a 2-layer construction of high-density foam and gel-infused foam.Its designed to contour to the body and wick away body heat.Mattress ticking has an ultra-soft, breathable knit.To see the full assortment of potential add-on pieces, see the Harmony Modular Collection page.Assembled in the USA.