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

MEDIUM-FIRM COMFORT: A balanced feel that supports proper alignment鈥攊deal 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 鈥?CERTIPUR-US CERTIFIED: Sleep soundly – CertiPur-US certified and backed by a 10-year limited warranty.
EASY SETUP 鈥?MATTRESS-IN-A-BOX 鈥?MADE IN USA: Delivered in a box and made in the USA with global components. Setup takes minutes鈥攋ust Unbox, Unroll, Unwind.