The Sealy Posturepedic® Pro Druid Hill soft tight top mattress offers advanced technology that's built to last. The premier Posturepedic® Pro Support System feature our exclusive PrecisionFit™ Coils, arranged from head to foot and enhanced by MaxSupport™ Technology right where you need it for the ultimate in targeted support. The DuraFlex™ Coil edge, which surrounds the PrecisionFit™ Coils and provides great support all the way to the edge of the mattress to give you your best night's sleep.