Brentwood Home Solano Natural Latex Mattress, Made in California, King Firm feel. Belgian 4-way stretch knit with a tight-quilt design New Zealand wool layer wicks away moisture, keeps your mattress smelling fresh, and acts as a natural fire barrier Eco-Institut Certified All Natural Latex adds pressure relief and resilience to your sleep Ventilated foam layer keeps you sleeping cool all through the night CertiPUR-US Certified free of unhealthy chemicals, including harmful fire retardants, phthalates, and heavy metals. 25-year limited warranty