Traditional mortise and tenon construction The frame of the futon sofa is made of highly durable hardwood and can withstand a weight of 600 pounds. Powerful serpentine spring Strong serpentine springs provide strong support for the sofa seat cushion, which has strong toughness and fast rebound characteristics, making the sofa more comfortable Easy set up When you screw the sofa splice clockwise to the tightest state, the sofa will not be loose and will not produce noise. Chromed metal legs 6 sturdy black chrome-plated metal legs that won't rust, keep the sofa elegant and beautiful, won't scratch the floor, and are more solid at the same time Faux Leather Futon Sofa Bed Polyester fabric is not easy to wrinkle and wear, comfortable to the touch and easy to clean, and does not add any chemical substances harmful to the human body Missing legs？ Find the legs and parts in the pocket under the sofa 6*Sofa Leg 8*Bolt (M10 x 25 mm) 4*Bolt (M10 x 35 mm) 1*Hex Wrench (6 mm) 1*Assembly Instruction Filled with 2.5" memory foam The convertible armrests and backrest are filled with 2.5"de memory foam, allowing you to lie comfortably on the sofa. The armrests can be used instead of pillows, which is very convenient Q&A Q1:What sizes do futon sofa beds come in? A1: This is a twin bifold futon sofa bed,As a sofa: 71*42in,As a bed: 71*33in,Usually recommended for children or individual sleepers The compact design makes it a small space, ideal for apartments, dormitories, guest rooms, offices, game rooms and living rooms. Q2：What are the benefits of a futon sofa bed？ A2:The benefits of futon sofa beds include affordability, versatility, saving space, optional storage, and they're better for your back. Futon beds are a versatile piece of furniture since they can double as both a sofa and a bed, which makes them ideal for smaller rooms as they allow you to save space while keeping a minimalist aesthetic. Futon mattresses also tend to be thinner and more firm than a traditional bed, which have been linked to providing more support for your back, and reducing back pain. Q3：What materials are futon frames usually made of? A3：These futon frames are made of mostly hardwood and a little bit of metal, which are usually more durable and more common. Metal futon frames, on the other hand, usually require very little maintenance and are easy to use Q4:Is it difficult to assemble the sofa bed and does it need extra tools？ A4: The advantage of futon sofa is simple assembly, saving space and also has a strong comfort, do not worry about the loss of sofa parts, each sofa enjoys a lifetime parts for new service. Q4: What is the padding of the sofa? A4: The filling of the futon sofa is 2.5 inches of memory foam. The sofa with memory foam is fluffy and soft, which can release pressure. Q5: What is the padding of the sofa? A5: The padding of the futon sofa is 3inch memory foam, which provides ample comfort to the sofa. Q6: What is the adjustable angle range of the backrest and armrests? A6： Handrail: 0-90° (20°-50°-75°) Backrest: 90°-180° (95°-135°-180°)Convenient for us to adjust into different forms according to different needs.