Can I use the mattress on a sofa bed? January 17, 2019 09:14 Updated Follow We don't recommend using Simbas with a sofa bed as folding the mattress in that way may damage the spring layer inside. Related articles Can I use an adjustable bed? Do I need to use a mattress protector? I'm moving house. How do I move or store my mattress? Do I turn my mattress over regularly? Can I machine wash my Simba bedding?