Serta Five Star Mattress Tranquility 8" Medium King, Breathable, Pressure Relief, with Supportive Innersprings - 100 Night Trial, CertiPUR-US Certified and 10 Year Limited Warranty

The Serta Five Star Mattress Tranquility 8” Medium Mattress delivers trusted comfort in a compact, affordable design. Zoned support and breathable materials ensure a cool, supported sleep surface, while gentle contouring foams reduce pressure throughout the body. Ideal for budget-conscious shoppers or secondary bedrooms, this mattress-in-a-box expands quickly and offers all-night comfort without the wait or the tools. 100 Night Trial, 10-Year Limited Warranty

• MEDIUM-FIRM COMFORT LEVEL: Balanced support that works for a variety of sleep styles—especially 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 – CERTIPUR-US CERTIFIED: Sleep soundly knowing your mattress is 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.