Pocket Core is a straightforward hybrid mattress designed to deliver dependable comfort and support for everyday sleeping. Made with individually pocketed springs and a layer of memory foam supported by reflex foam, it provides a balanced medium firm feel that helps cushion the body while maintaining stability. Supplied rolled and boxed for easier handling. After unpacking, leave the mattress unrolled for 4872 hours to allow it to fully expand. This settling period is normal and helps ensure optimal comfort. Delivered to your room of choice, with the courier contacting you directly to arrange a convenient delivery date. - Somnior Pocket Core Rolled Mattress Memory Foam & Reflex Foam - In a Box in White - Size: King