ADJUSTABLE BACKRESTS & ARMRESTS: The backrests and armrests of accent chair have three adjustable angles: 90°,120°, 180°which can be easily adjusted. This sofa can convert into a single bed for sleeping. Multi-functional chair is ideal for small space ADJUSTABLE KNOBS AT THE FEET BOTTOM: All eight metal feet bottoms have adjustable knobs. You can adjust to the height you want which is more stable