10 Inch Twin Cooling Charcoal Memory Foam Mattress in a Box – Medium Firm Support for Back Pain Relief, CertiPUR-US Certified & Fiberglass-Free

【Ultra-Comfy & Chill Sleep】Our 4-layer foam system delivers cloud-like support with cooling airflow. The charcoal-infused memory foam wicks moisture while breathable 3D pores keep you fresh all night. Sleep cooler, deeper, better 【Easy-to-Move Design with Side Handles】Our twin-size mattress features convenient side handles for effortless moving and setup. Compactly packed in a box, it’s easy to transport and eliminates the need for an extra mattress bag—saving you time and money. 【Pressure-Relief & Isolated Motion 】The ONENICE mattress features a plush pillow-top layer, combining cooling polyester fabric with memory foam for enhanced softness and comfort 【Safety & Health Assurance 】Made with high-quality, breathable fabric to improve airflow and keep you cool throughout the night.Enhanced with activated charcoal for long-lasting support, resisting sagging and maintaining shape even with years of use.CertiPUR-US certified foam ensures no harmful chemicals, offering a healthier sleep environment for worry-free rest. 【100% Customer Satisfaction Guaranteed】At ONENICE, we guarantee 100% customer satisfaction by combining superior product quality with outstanding after-sales service—including a 10-year warranty and 24/7 customer support. For best results, allow your new mattress up to 72 hours to fully expand (faster in warmer rooms) and for any slight foam smell to dissipate naturally