12 Inch King Size Hybrid Mattress in a Box with Gel Memory Foam, Back & Lumbar Support, 100 Night Trial - Medium Firm

About this item

• KEEP CALM, REST ORGANICALLY: This 12 inch mattress is cozy, breathable, and made from natural materials. It efficiently removes moisture and perspiration from the surface, keeping your body dry and comfortable all night long. The king size mattress features a pocket spring system for improved air flow, preventing heat from getting trapped and ensuring a cool and comfortable sleep.
• CertiPUR-US WORRY-FREE WARRANTY: All memory foam is CertiPUR-US certified and tested. The KOULABRz queen mattress in a box comes with a 10-year warranty. We recommend allowing your new mattress to fully expand within 72 hours. Keep a safe distance when unboxing, as the king mattress may expand rapidly and pose a risk. For any assistance or issues, please contact our customer support team.
• SLEEP YOUR WAY. SIDE, BACK, OR STOMACH：KOULABRZ 12 inch King Size Hybrid Mattress adjusts to you. The soft, pressure-relief plush top(low-resistance foam and gel memory foam) layer cradles every contour. The dynamic wrapped pocket coils improve spinal alignment
• MOTION ISOLATION, SLEEP UNDISTURBED：Responsive coils enhance support and isolate movement—perfect for couples and pet lovers. With reinforced edges, you can enjoy every inch of your mattress without the fear of rolling off.
• SUPPORT WHERE YOU NEED IT MOST (ZONE SUPPORT): Enhanced coils and extra lumbar foam work together to prevent sinking in the hip and lower back areas. The king size spring hybrid mattress promotes better spinal alignment and provides added pressure relief, helping you experience reduced back pain every night.