The exclusive Thomas Cole Sleep collection is handcrafted skillfully in WI. This Eden Pillow Top Mattress is designed with even deeper comfort with a new cooling cover for 2024. The new airflow cover adds cooling cover technology with 2 layers. A lofted cover and then a second layer of three-fourths ounce fiber. Added to the sewn quilt is a conformance layer of HD nano pocketed individual LUX COMFORT coils. Then glued to a new 2024 Zoned Center Support Pocket Coil upgraded innerspring. The middle third is now 7% heavier coil wire gauge for more ZONED CENTER SUPPORT. Additionally, the coils are secured inside a 3” four-sided foam rail perimeter. Furthermore, they offer an industry-leading 15-year non-prorated warranty.