Experience unmatched sleep quality with the Dura-Last Endurance Pillowtop from Spring Air. Engineered for heavy-duty performance, this mattress offers increased support and durability, ensuring a longer-lasting, more comfortable sleep. Featuring a layer of FR fiber quilt, it includes 1" of high-density foam—50% higher than standard options—and a 2" gel pillowtop for enhanced cooling. Upholstered with 2" LX foam, twice as dense as ordinary foams, and supported by resilient 13-gauge pocket coils, you can rest easy knowing your mattress outperforms others in longevity and comfort. Plus, enjoy increased warranty protection, backing the superior craftsmanship of the Dura-Last Endurance Pillowtop.