The hybrid mechanism: A mix of each sofa mechanisms, this involves pulling, folding, or sliding a frame out to transform the sofa into a mattress. As an example, the bottom of the Article Nordby Pep Sofa Bed slides out and more cushions carry to create the sofa bed floor. Oh, https://zbigniewz790sqh5.glifeblog.com/30281785/5-simple-statements-about-x-rocker-beds-explained