Rio Home Fashions 1-1/2-Inch 5-zone convoluted memory foam topper adds support, envelopment and comfort to any bed. Rio Home Fashions space age memory foam is Cert-PUR certified to ensure purity and quality. The foam is a perfect 2.2-pound density to allow for the perfect combination of support, comfort and envelopment. The five specific zones relieve pressure points with gentle support as the foam responds to each persons personal body contours and shapes. The temperature sensitive memory foam promotes a more comfortable and restful sleep by increasing airflow along with increased blood flow while reducing tossing and turning. The pad comes in twin, twin Extra Long, full, queen, king and California King