Queen Size Tri-Fold Gel Memory Foam MattressA reversible 6 Inch tri fold mattress for cabinet and murphy beds. The Tri Fold Gel Memory Foam Mattress allows you to get a comfortable night's sleep wherever you go. Simply unfold the foam bed on the floor in any room, mobile home, or tent for a comfortable night's sleep. This bed easily accommodates all your sleeping needs then folds neatly away for storage in seconds. The mattress is designed for use with murphy and chest cabinet beds but can also