Hop over to Amazon and get a deal on this Medium 12-Inch Adaptive Foam Mattress in a Box. Choose from 3 sizes; Full for $519, Queen for $631, and King for $652.71 – all shipped free. Use this mattress for maximum breathability, support, pressure relief, and a great night’s sleep! Each mattress features thicker foam … Continue reading Medium 12-Inch Adaptive Foam Mattress in a Box – 3 sizes from $519 Shipped Free (Reg. $672+)