Includes metal bed (headboard, footboard, rails) and hybrid innerspring mattress Mattress comfort level: medium High density gel memory foam lumbar support; high density quilt foam Individual power packed wrapped coils; 2 perimeter rows of 9" 13-gauge pocketed coils for edge-to-edge support 10-year non-prorated warranty, CertiPur-US certified, adjustable base compatible Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details; state recycling fee may apply Hypoallergenic: made from materials that don't trigger allergies Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening Assembly required Foundation/box spring required, sold separately