Product Application - This sofa is very magical. When your relatives and friends visit and need to stay overnight, this sofa can become a bed. Product Function - This sofa has five adjustable gears that allow you to achieve a comfortable angle. Product material - This sofa is made of soft and comfortable velvet fabric, and the iron frame has a stable structure. Easy to assemble - It only takes a few simple steps to assemble, there are detailed instructions to guide you, feel free to tell us with any questions.