The Estate Collection is designed to offer the perfect balance of comfort and support. 1. QUILTED LAYER A stretch-knit cover made with TENCEL™, designed to wick away moisture and keep you comfortable. 2. COMFORT LAYER Developed by the sleep experts at Tempur-Pedic®, the Estate Collection contains TEMPUR-Indulge™ Memory Foam that provides a perfect combination of pressure relief, durability, and a uniquely weightless-yet-supported feel that's unlike other mattress materials.* 3. INTELLICOIL Our exclusive IntelliCoil® innersprings are key to the unmatched, long-lasting comfort of Stearns & Foster® mattresses. 4. PRECISION EDGE A high-density innerspring border that provides long-lasting, durable support so you can sit or sleep on the edge of your Stearns & Foster® mattress without it sagging over time. 5. AIRVENT SYSTEM A system of ventilated coils and 4 AirVents allows air to move out of the mattress, increasing airflow and pulling warm air away from your body throughout the night.