Turn Off Pressure. Float into Sleep：The OFFTRZ 14-inch King Size Hybrid Mattress adjusts to your body for personalized comfort. The soft, pressure-relief plush top layer—low-resistance foam and gel memory foam—cradles every contour. Experience a floating feel with no instant pushback, just multi-layer contouring comfort. Gently Lifts and Supports Your Lower Back (Dual-Zone Support)：Zoned cushioning foam contours to your body while keeping you lifted. The Superior Zoned Support System, featuring 8.5” high-compression pocketed coils with reinforced zones and edges, provides enhanced lumbar support and stability, making this king 14 inch mattress a great choice for those needing extra reinforcement. Soft Yet Supportive—The Perfect Feel Sleepers Love：It all starts with the OFFTRZ High-Compression Spring System—shorter coils for stronger support and a thicker, more contouring comfort layer. The 8.5” high-compression pocketed coils reinforce the edges and isolate movement, ensuring balanced comfort in this hybrid mattress. Stay Cool, Sleep Naturally：The 14 inch king mattress is comfortable, breathable, and cooling. The gel memory foam effectively wicks away moisture, keeping you cool and dry throughout the night. The independent pocket spring system enhances airflow, preventing trapped heat for a cooler sleep experience. CertiPUR-US Certified & Worry-Free Warranty：All foams in this firm mattress are CertiPUR-US certified, ensuring durability and safety. We offer a 10-year worry-free warranty. Allow 72 hours for full expansion after unboxing. Unbox with caution as the mattress may expand rapidly. For any assistance, please contact our customer support team. the perfect feel sleepers love（Soft yet supportive）：It all starts with the OFFTRZ High-Compression Spring System—shorter coils, stronger support, and a thicker, more contouring comfort layer，Whether you sleep on your side, back, or stomach, or simply toss and turn, OFFTR z Mattress offers the ideal balance of firmness, breathability, and comfort. Its multi-layer design includes a plush top with soft, flexible low-resistance foam and pressure-relieving memory foam that contours to your body and alleviates pressure. The dynamic response transition layer features responsive coils that provide tailored support for a customized sleeping experience.