Made specifically for our Powercore Estate mattresses. Heavy duty steel zero deflection torsion bar support unit on a hardwood frame for lasting comfort and durability. Upholstered same hypo-allergenic upholstery grade fabric to match handles and gussets on all Estate mattress models. Non skid top prevents mattress from shifting.

King mattress requires 2 Twin Extra Long foundations.
California King mattress uses 2 CalKing Extra Long foundations.