Includes hybrid California king mattress and California king adjustable base Mattress comfort level: firm Mattress with 2" high-density gel memory foam lumbar support; 2" high-density cushion firm foam; 0.75" high-density base foam Mattress features 8" power packed wrapped coil system; 680 individual power packed wrapped coils State recycling fee may apply Mattress has 10-year non-prorated warranty Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening Base with all steel frame; foldable design; adjustable legs Adjustable legs allow full height to zero clearance. Compatible with most bed frames; be sure to check your frame's dimensions and weight capacities Base features adjustable head, neck and foot; wireless hand control; programmable and pre-set positions (Zero-G, TV and Snore); 2 USB power ports; head and foot massage; motion sensor-activated under bed lighting; compatible with MotoSleep app Base has 3-year non-prorated warranty Assembly required