6 Inch Memory Foam Mattress/Cooling Gel Bamboo Charcoal Infused Mattress/Medium Firm Mattresses/CertiPUR-US Certified/Bed-in-a-Box/Pressure Relieving Twin XLSize,White

Please allow 24-72 hours for the mattress to return to its original state. Any memory foam will expand faster in a warm room. In cold temperatures, during childbirth, the mattress may take longer to recover from compression. The expansion time of a mattress may vary depending on the surrounding environment. A healthy spine needs a suitable gel mattress. Each mattress has been certified by CertiPUR US and does not contain any harmful substances, so that you and your children can sleep safely. The mattress adopts air flow gel memory foam, which can adapt to the micro pressure points of the body and bring higher comfort. This gel memory foam mattress is compressed in a box, which is convenient for transportation to your bedroom. As long as it is placed on your bedstead and unpacked, it will expand by itself until it returns to its original state. Certipur Us Certification: The foam has been certified by CertiPUR US and is free of harmful substances such as formaldehyde, mercury and other heavy metals.The memory foam mattress provides comfort and support for a better night's sleep. Breathable and Cooling：Memory foam mattress facilitates continuous breathability and the skin-friendly fabric adapts to the environment to keep the mattress surface at the ideal sleeping temperature.