Sofa beds are an undeniably useful piece of furniture to own, especially if your house is on the smaller side. It creates extra space to bunk overnight guests, whether it’s in the living room or set ...

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A sleeper-sofa mattress upgrade: Milliard 4.5-inch Memory Foam Replacement Mattress It doesn’t take much to improve upon the busted, old mattress—or the disappointing new one—lurking in your sofa bed.