Sleeplace 8 in Solar Cool I Gel Layer Air Ventilation Memory Foam Mattress Full 08FM01F 4 Different ILD Memory Foam Layers support your body line Sleep sound with dura memory foam - comfort layer of new premium dura memory foam provides additional body conforming comfort 3.5 Inches Convoluted Foam provides ventilation and Pressure relief 10 years Limited Manufacturer Warranty 100,000 times Roller tested Foam