Brentwood Home Del Mar Wrapped Innerspring Mattress, Made in California, King Medium feel. 4-way stretch knit with a wider, cushion quilt design New Zealand wool layer wicks away moisture, keeps your mattress smelling fresh, and acts as a natural fire barrier Contouring layer of gel memory foam stays cool and offers pressure relief and spinal support 5-zone individually wrapped QuantumEdge CombiZone base coils support every inch of your body where you need it most CertiPUR-US Certified free of unhealthy chemicals, including harmful fire retardants, phthalates, and heavy metals. 25-year limited warranty