Green Tea Gel Pressure-Relief Foam: Green tea and cooling gel infused into the memory foam relieves temperature issues while maintaining all the positive properties of the memory foam. A high-grade, flexible support foam completes the bottom, providing lasting durability and supporting for its top layer of gel memory foam..Graphene Technology Cover: Nylon-feel cover is deodorizing and antistatic qualities. The rapeutic properties from its far infrared fabric promotes blood circulation to provide individuals with enhanced performance and overall wellbeing. The fiberglass-free flame retardant inner cover allows you to truly rest easy at night because it means no skin irritation, no breathing problems, and no health risks for you and your family..CertiPUR-US Certification: Our mattress is crafted for safety, durability, performance, emissions, and content. Made without harmful substances, our memory foam and fabrics have been independently safety evaluated to comply with all applicable mandatory and voluntary safety standards for mattress products..Mattress in a Box Delivery: Your Mattress will be compressed, rolled, and in a compact box for easy delivery and setup. Wait 2 hours for your hybrid/ memory foam mattress to fully expand to its original shape..Worry-Free 10 Year Limited Warranty Included: We believe that you will love this sleep item and are dedicated to giving you the best night of sleep through our superior products. If your mattress is defective or damaged during delivery, our U.S.-based customer support team will happily work with you to address any concerns to make it right.