The memory foam mattress has continued gaining popularity with consumers due to the unparalleled pressure relief and supportive benefits it offers. The gel-infused layer absorbs pressure and channels heat away prevents excessive heat buildup in the mattress. the memory foam mattress has continued gaining popularity with consumers due to the unparalleled pressure relief and supportive benefits it offers. The gel-infused layer absorbs pressure and channels heat away preventing excessive heat buildup in the mattress. gel infused memory foam is resistant to dust mites and naturally antimicrobial. The memory foam mattress has continued gaining popularity with consumers due to the unparalleled pressure relief and supportive benefits it offers. The gel-infused layer absorbs pressure and channels heat away preventing excessive heat buildup in the mattress. features: - mattress height : 10" - high density memory foam : 7" - gel infused memory layer : 3" - firmness : medium - orthopedically supportive: yes - density gel memory foam: 50 kg / cubic meter - ild rating : 11-12 good to know: - some mattresses may ship compressed and rolled in a box depending on location. It usually takes 48 - 72 hours for the mattress to fully expand. - after receiving the mattress, please take the mattress out of packaging within 48 hours. - it is recommended to open the mattress in the room where it is supposed to be used. - mattresses expand fully within 24 - 48 hours, compressed mattresses should not be used before 24 hours, allowing them to fully expand. - mattress decompresses quicker in a ventilated, warm space.