Experience customize comfort with TEMPUR-Ergo Bases our newest adjustable bases combine advanced comfort with exclusive features to help you get your best night's rest. ADJUSTABLE LUMBAR SUPPORT Raising up to 6 inches, this feature gives extra support for your lower back to help you stay comfortable all night — for every position, including stomach sleepers. HEAD & FOOT LIFTS Take complete control of your comfort with endless ergonomic positions to give you the ultimate support and customization while sleeping, reading, watching TV, and more. 1-ZONE MASSAGE Unwind at the end of the day with a soothing massage for the lower back area with three levels of intensity. SLEEP COACHING Prepare for nights of deep, restful sleep with personal analytics that tell your sleep story. You’ll get custom sleep coaching and tailored tips powered by Sleeptracker-AI® to improve your sleep. ADJUSTABLE LEGS Legs easily attach to base and are adjustable from 3" up to 9", Fits inside bed furniture or on top of select platform beds. USB Port. Under bed lighting. Warranty Full Coverage: 3 Year Parts & LaborFull Coverage: 5 Year for Parts OnlyFull Coverage: 25 Year Frame Warranty This product cannot be returned and any trial does not apply to it. Call the store to check if the delivery is an option in your area before making any order.