Enjoy the comforts of truly exceptional sleep. The Pro-Motion Transitions Adjustable Mattress consists of two mattresses: a firm mattress that sits on top of the Pro-Motion base. Operate the adjustment to a multitude of positions with a wired remote control at your fingertips. Elevate the lower and upper body sections simultaneously or independently. A 4-inch leg height allows immobility of the bed and is a low-profile solution for thicker mattresses. The whisper-quiet DC operating system allows you to adjust the bed quietly so as not to disturb the peace of your room. Available in twin queen and king this bed has a lifting capacity of 450 pounds. The mattress core consists of 330 offset coils and helical wires that run side-to-side provid ing firm uniform support that conforms to individual body contours. The 2-inch high-density foam is of the highest grade for pressure relief comfort. A foam-encased inner-spring creates a maximum sleep surface. Firm edge support with softer foam at the hinge points allows the mattress to conform as the base adjusts.The mattress carries a manufacturer`s 10-year warranty and the Pro-Motion base carries a manufacturer`s lifetime limited warranty. Available in XL-twin queen and king. The king ship s as (2) Pro-Motion Firm Mattresses + (2) Pro-Motion Bases. Overall the king size option measures 80L x 78W x 20H inches.Mattress construction layers: FR Fiber7/8 Firm Foam2 in. High Density Poly Foam1/2 inch ViscoNova Insulator Pad330 Offset Foam E ncased InnerspringNova Pa