Sustainably-sourced wood frame. High-gauge sinuous springs provide cushion support. Seat cushions have fiber-wrapped, high-resiliency polyurethane foam cores. The back cushions are fiber filled. Fixed seat cushion; loose, reversible back cushions (Astor Velvet excluded). Easily convert sofa to bed by lifting frame and folding the back down via click clack mechanism. Accommodates Twin-sized fitted sheets (sold separately). Seat lifts up via gas-lift mechanism to reveal hidden storage space. Removable legs. The wood is FSC®-certified, supporting forests and ecosystems worldwide. This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. See more. Made in China.