Includes twin mattress and foundation Comfort level: luxury firm Mattress with memory foam; transition foam; firm support foam; dual ventilation technology; micro cool technology cover; infused with charcoal and green tea extract for a refreshing and invigorating sleep experience Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening State recycling fee may apply Mattress with 10-year non-prorated warranty Foundation with sturdy metal frame; quick setup; headboard brackets included Assembly required