Avenco Hybrid Mattress in a Box, Medium Firm Hybrid Mattresses with Smarts™ Coil and Gel Memory Foam for Cool Night Sleep & Pressure Relief, CertiPUR-US Certified

【SmartS Coil Support System】 – Built with individually wrapped SmartS Coil springs, this mattress adapts to your body shape, offering balanced support and helping reduce pressure on shoulders, hips, and back. 【Cooling NanoGel Memory Foam】 – The top comfort layer uses NanoGel infused memory foam, designed to draw away heat and promote airflow, keeping you cool and comfortable through the night. 【Reinforced Edge Stability】 – With strengthened edge support, the mattresses provides a larger usable sleep surface and helps prevent sagging when sitting or lying near the sides. 【Low Motion Transfer】 – Individually pocketed coils work independently to absorb movement, so you can enjoy an undisturbed sleep even if your partner turns or moves at night. 【Convenient Delivery & Reliable Quality】 – The bed mattress arrives vacuum-packed in a box for easy setup. Allow 48–72 hours for full expansion. Made with CertiPUR-US certified foams and backed by a 10-year warranty.