to sit on the sofa during the day, night, sleep sofa, this sofa bed is comfortable, solid, really it is very important. But the quality sofa bed can not tell from the appearance, you can try to sit inside but not thirty-five minutes out, so you have to be careful in the selection result.
good sofa bed, we must first have a spring mattress moderate hardness; and have a high resistance to stress can average weight of the human body, good ventilation in order to maintain health. Good spring mattress, should strengthen the function of the spine support care to relieve the burden on the day of the vertebrae, allowing you a good night's sleep.
addition, adjustable grid sofa bed is indispensable. It is a stripe of wood, there are different carrying capacity, can be precisely adjusted according to each person a different size and weight, fatigue can make your body and stretch the muscles with average body weight, to be released.
sofa bed varied: some arm of the sofa can be put into a ninety-degree flat bed, mattress straight out from the seats; some flip sofa seat formed double sofa bed. .. material surface, easy to breathable, removable wash better, less significant dirty colors wove, currently very popular with consumers.
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