Beautyrest BLACK is more than a mattress, it’s a haven for deep, restorative sleep that inspires your senses. The Beautyrest Black experience goes beyond mere comfort. It creates a restful escape where sleep is the ultimate luxury. The Desiree is designed with a 13.5" profile with 1700 legendary Beautyrest® Pocketed Coils providing conforming back support and unparalleled motion separation. 10 Year Limited Warranty. Introducing Beautyrest® SmartMotion™ Base powered by Sleeptracker™, an advanced new sleep optimization system with highly accurate multistage sleep tracking. Our integrated sensors capture precise readings of awake time, light sleep, deep sleep and REM sleep throughout the night, uncovering the full depth of your sleep patterns and ways to improve them. With this exclusive technology, the Sleeptracker® System is designed to help you improve on your overall sleep quality, awake at the optimal time to feel refreshed and adjust the bed profile to your most comfortable position.