ADJUSTABLE ARMREST & BACKREST : This set have three adjustable angles of backrest and armrest: 90°,120°, 180°which can be easily adjusted. The sofa can convert into sofa bed for your rest. Multi-functional sofa set is ideal for small living spacesADJUSTABLE KNOBS UNDER THE BOTTOM: All bottom of the legs have adjustable knobs which can be adjused to the height you wantSTURDY FRAME & UNIQUE DESIGN: The main frame structure of the futon sofa bed and chair is sturdy and durable for long time using. The combination of diamond shaped pattern and round buttons makes the soft bed unique and fashionOTTOMAN & EXTRA PILLOWS: the accent chair has one ottoman which is spacious and thick. You can have more space for your family or friends to rest and also help your legs to get fully stretched. Matched with three pillow totally. You don't need to buy extra pillowASSEMBLE EASILY: There are all parts and instruction in the box. Just need to take few minutes to assemble the set according to the instruct