Nectar uses certiPUR-US Certified foams and have a breathable base layer that offers better contouring. These mattresses also have an adaptive, supportive layer and a Dual Action Poly-Blend Cooling Cover that helps regulate your temperate and stay cool during the night. In addition, Nectar mattresses are available at competitive prices and are easy to order online, delivered to your doorstep and easy to setup in your home. All in all a great value at a great price!