*Performance Stretch Fabric-Breathes and wicks away moisture to create a comfortable, cool, dry and rejuvenating sleep surface *Responsive Gel Memory Foam-Actively memorizes your body type, weight and shape for a personal & conforming fit without creating that sunk-in feeling *Hi-Definition Transition Layer-Enhances the buoyant, weightless feel of the mattress *High Density Orthopedic Support Core-Pressure relief and contouring is delivered with our stable high density, CertiPUR-US® certified foam core to provide support and comfort. *Trizone Comfort Layers-The top and bottom thirds are slightly softer that the center third. The center third is firmer to account for most of our weight placement. *CertiPUR-US® Certified Foam -High-end high-density soy based foams 1.5lb - 1.8lb foams from the best foam suppliers in the nation *20 Year Warranty *Proudly Made in the USA- Align Gel by Diamond Mattress in Rancho Dominguez, California