Sofas 2 Go SI-CA-HAR-BLK is a convertible sofa that can be easily transformed into a bed or lounge chair. It features a heavy-duty, fully welded, protective metal plate that provides users with a permanent safety solution and eliminates the risk of accidents. The sofa is also equipped with a split back, which allows users to operate either the left or right side independently. Assembly is required and should be performed by an adult. If you are missing any parts or have any questions regarding assembly, please call the toll-free customer service number provided in the manual.