A sofa bed is more or less a sofa that can be pulled out and made into a bed. They are very easy to use and make a great addition to the home. Sofa bedscome in all different shapes and sizes, so it is very easy to find one that meets your needs. If you have an extra guest staying at your house, just change the sofa into a comfortable bed at night and your work is done. It is very easy to change them from a sofa into a bed and they only require two to three minutes of …