The Trebol Euro Top by Diamond Mattress: Performance Heat & Wicking Fabric – Designed to sleep cool, this fabric helps regulate your body temperature by drawing heat and moisture away from your skin. CertiPUR-US High-Density Comfort Layer – Provides optimal support for proper spinal alignment, featuring open-cell technology for long-lasting comfort that stays cool. 7-Series Foam Encased Pocketed Coil – Independent coils adapt to your body’s shape, delivering personalized pressure relief and minimizing motion transfer for a restful sleep. (Note: Box Spring / Bunkie Board sold separately. Price includes a California Mattress Recycling Fee of $10.50.)