The BedzOnline 5FT King Ultra Cool Mattress blends cooling blue memory foam with a responsive open coil system for luxurious medium-firm comfort and expansive support. Measuring 155 cm in width and 200 cm in length, it cradles shoulders, spine, and hips while reducing motion transfer between partners for optimal shared sleep. The cooling stretch fabric cover promotes airflow, regulates moisture, and maintains a fresh and comfortable sleep surface throughout the night. Durable foam and coil layers provide edge-to-edge support, structural resilience, and long-lasting comfort, delivering deeply restorative, uninterrupted, and fully relaxing sleep every night for couples or larger bedrooms with premium performance. - Bedzonline 5FT King Ultra Cool Mattress - Cool Blue Memory Foam & Open Coil Mattress - Ultimate Cool Comfort & Gentle Spine Alignment