Sleep 400 Series Adaptive Foam/Response Foam Mattress, 12-Inch Depth

Amazon.com Price: $719.99 (as of 18/10/2017 08:25 PST- Details)

Topped with 2″ Gel-infused Adaptive Foam
Middle layer 2.5″ Response Foam
Cool, Breathable Hi-FlowTM Knit Surface, Active Moisture and Heat Transfer