YunChuHome Queen Size Mattress in a Box, 12 Inch Cooling Gel Memory Foam Mattress Pressure Relief with Medium Firm Support, CertiPUR-US Certified

This hybrid pocket coil mattress features 7-zone ergonomic support to align your spine and ease full-body pressure, fitting side, back and stomach sleepers. Independent coils deliver solid motion isolation while reinforced edges prevent sagging and widen usable sleep space. All foams are CertiPUR-US certified and fiberglass-free for safe, non-toxic rest. Built with 3D air channels and cooling layers, it boosts airflow to keep hot sleepers cool all night. Balanced cloud-soft comfort and medium-firm support works well for couples, heavy users, back pain sufferers and pet households for long-lasting use.