Sleep Master 10-Inch Pressure Relief Memory Foam Mattress and Platform Metal Bed Frame/Mattress Foundation Price: $379.99 (as of 18/10/2017 03:27 PST- Details)

Mattress layers include: 3-Inch memory foam (3 lbs. density), 2-Inch super soft foam with pressure relief system, and 5-Inch high density foam base
Steel bed frame eliminates need for a box spring
The mattress is shipped in a small box and can take up to 48 hours to fully expand from its compressed state