Serta Five Star Mattress Tranquility 10-Inch Medium – Full– Zoned Lumbar Support, Pressure Relief, Cooling Foam – Bed-in-a-Box– 100 Night Trial, 10-Year Limited Warranty

Additional Details from the Manufacturer

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More features

• MEDIUM-FIRM COMFORT: A balanced feel that supports proper alignment—ideal for combination sleepers and those who prefer not-too-soft, not-too-firm.
• ZONED LUMBAR SUPPORT FOAM: 3-Zone Support Foam targets the lower back and hips for pressure relief and alignment.
• CUSHIONED PRESSURE RELIEF: Serta PillowSoft Aire and PillowSoft Foams provide contouring comfort around shoulders, hips, and knees. BREATHABLE COOLING DESIGN: Airflow-enhancing cover fabric and breathable foams promote a cooler sleep environment.
• DURABLE SUPPORT FOR UNDISTURBED SLEEP: Durable coils reduce partner disturbance-provide lasting support across the mattress. BUILT TO LAST – CERTIPUR-US CERTIFIED: Sleep soundly - CertiPur-US certified and backed by a 10-year limited warranty.
• EASY SETUP – MATTRESS-IN-A-BOX – MADE IN USA: Delivered in a box and made in the USA with global components. Setup takes minutes—just Unbox, Unroll, Unwind.