Sleep Master 8-Inch Pressure Relief Memory Foam Mattress and Platform Metal Bed Frame/Mattress Foundation, Full Price: $369.89 (as of 18/10/2017 12:20 PST- Details)

Mattress layers include: 2″ memory foam (3 lbs. density), 2″ super soft foam with pressure relief system, and 4″ high density foam base.
Steel bed frame eliminates need for a boxspring
The mattress is shipped in a small box and can take up to 48 hours to fully expand from its compressed state.