General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding.General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding..2 LAYER DESIGN FOR TWICE THE COMFORT: Avenco full size mattress is designed with 2 layers of supportive comfort to relieve pressure points. Special shape cutting technology makes the full foam mattress give the right support to the body, two kinds of firmness can make you sleep with a different sinking feeling, ergonomic design maintains your body to rest in a natural line..Set Up: Simply take your mattress out of the box and enjoy watching it decompress. Jumping, walking, and sleeping on your mattress can speed up the process..COOL GEL MEMORY FOAM MATTRESS: The full mattress features ventilated memory foam to help increase airflow, infused with gel to regulate sleep temperature for a better night's sleep. Cooling gel helps dissipate heat, allowing you to sleep cool while maintaining the original body-conforming and pressure relieving features of memory foam..SAY GOODBYE to BODY PAIN with EXCELLENT SUPPORT: The high-density memory foam of this full foam mattress conforms to your body and evenly supports your whole body. Reduce head, shoulder, back discomfort, say goodbye to body pain, offering a comfortable sleep. You can sleep relax on this full memory foam mattress..BREATHABLE KNITTED FABRIC COVER, MAX COMFORT AND DEEP SLEEP: The top layer of our premium full memory foam mattress is a knitted fabric that is skin-friendly to provide you with a clean and comfortable surface. Adopt 3D breathable knitted fabric and airy mesh, this full size mattress is breathable and won't sweat at night. Detachable Zip-off Layer for easy care and clean..REASONS TO CHOOSE AVENCO MATTRESS: Avenco full foam mattresses are made of CertiPUR-US certified foam, free of any harmful substances and safe for pregnant women and children. You can try this full mattress in a 100-night trial and get 10 years of support, buy with confidence. Our full mattress in a box is compressed and rolled up for efficient delivery and easy setup. Simply release the full bed mattress and wait for 72 hours to fully expand. As a member of ISPA, we are committed to providing dreamers with the ideal sleep.