Serta Five Star Mattress Tranquility 8-Inch Medium 鈥?Twin XL鈥?Zoned Lumbar Support, Cooling Foam, Pressure Relief 鈥?Bed-in-a-Box 鈥?100 Night Trial, 10-Year Limited Warranty-Off-white

MEDIUM-FIRM COMFORT LEVEL: Balanced support that works for a variety of sleep styles鈥攅specially combination sleepers.
ZONED LOWER BACK SUPPORT FOAM: 3-Zone Support Foam provides enhanced pressure relief and promotes proper spinal alignment.
PRESSURE-RELIEVING COMFORT FOAMS: PillowSoft Aire and PillowSoft Foams cradle shoulders, hips, and knees for a more comfortable night. BREATHABLE, COOLING MATERIALS: Designed with breathable fabrics and foams that promote airflow for cooler sleep.
DURABLE SUPPORT FOR UNDISTURBED SLEEP: Durable coils reduce partner disturbance and provide lasting support across the mattress surface. BUILT TO LAST 鈥?CERTIPUR-US CERTIFIED: Sleep soundly knowing your mattress is 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.