Adjustable Armrests&Backrests; - Both armrests and backrests can be adjusted, and the backrest can be upright, slightly tilted, or flat. The armrests can be adjusted to armrests, pillows, footstools, or flat armrests to accommodate more people. The armrests have four adjustment angles, and the backrest has three adjustment angles.Premium Materials - Memory foam has a variety of properties such as slow rebound and stress relief, allowing customers to quickly fall into deep sleep and relieve fatigue, while internal springs allow it to withstand weights of up to 600 pounds.Suitable for Various Scenarios-The adjustable and compact design of this sofa bed makes it suitable for most indoor places, such as offices, living rooms, bedrooms. Futon Size: 71" L x 33" W x 31.5" H; Bed size: 71" L x 42" W x 16" H; Maximum weight capacity: 600 lbs.Convertible Futon-This futon sofa bed can be adapted to your needs as a trainer, recliner or sleeper. The backrest of the sofa allows one side to lie flat while the other side remains upright. It is suitable for various postures and scenarios. You can comfortably chat with friends, lie down on it to read and watch TV.Easy to Set up - you don't need any aids, just follow the instructions to install the sofa bed, the whole process takes about 20 minutes, but due to the peculiarities of memory foam, the sofa takes half an hour to return to normal.