Need a good night's rest? Look no more with the Harmony Isotonic Memory Foam Mattress. The foams used in the construction of this mattress are fully recyclable, and are bio-based, and made without the use of CFC's. The Harmony Mattress is 8" in thickness, including the 2" Memory Foam topper. Now that is a good night's rest. The Harmony collection rated as "GOOD" in our collection. It is an 8" mattress; 6" Foam plus 2" or 2.5lb Viscolux Memory Foam - wrap around construction.