The iBED series Tucson collection from King Koil allows you to experience the luxury of high-quality materials and craftsmanship every time you lie down. The hybrid medium split-head king-size mattress's DualFlex split-head design allows you to adjust the head height for personalized comfort. Innovative Surface Freeze technology enhances thermal transfer, creating a cooler sleeping surface that helps regulate temperature for a more comfortable night’s sleep. Its 858 Contour Elite Encased Coil System is engineered to reduce motion disturbance, with the coils conforming to your body’s unique curves, offering customized support while alleviating pressure points for a deeper, more restorative sleep. The Hypergraph Memory Foam quickly dissipates heat, ensuring that you stay cool and comfortable throughout the night, while King Koil Signature Ultra Plush HD Foam cradles your body in luxurious comfort. Enjoy the restful nights you deserve and wake up feeling revitalized with the King Koil Tucson mattress. This mattress is compatible with adjustable bases.