The product(Light Gray),whose all raw materials are of high quality and exquisite,which has great craftsmanship,is comfortable for sitting and durable.The light gray solid design is simple and generous,brings the bright,clean and neat home atmosphere.The backrest can tilt back to various of degrees,so you can easily adjust any degree you feel comfortable.In this way,while tilting backrest to proper degrees to expand the product, it can be used as a sofa bed,while keeping the backrest as normal,it is just a normal sofa.Thus,achieving capacity of being used for sitting and sleeping,the product has sufficient space to use and is very comfortable,which is flexible,convenient and practical.