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Sealy Posturepedic 12-in Firm California King Innerspring Mattress with Boxspring Included

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  • Layers of SealyCool™ Air Gel Foam and SealyCool™ Gel Foam paired with fabric-encased coils deliver flexible, durable, breathable comfort with conforming support, reduced motion transfer, and a firm feel

  • Sealy® was the first to reinforce the center third of the mattress, targeting the heaviest part of your body, so that you stay supported while you sleep

  • This durable coil system reinforces the mattress edge giving you more space to sleep, prevents sagging over time, and increases flexibility when paired with an adjustable base

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