Designed for long-lasting comfort and reliable everyday support, this mattress features a 13.5 gauge open coil spring system, one of the most trusted and widely used spring units worldwide. The open coil construction provides consistent support and even weight distribution across the mattress. Finished with a distinctive spiral-pattern quilted sleeping surface and an elegant black quilted border, it offers a modern, premium appearance while enhancing durability and edge support. Carefully engineered to deliver a balanced and supportive sleep surface, it is ideal for those who value comfort, practicality, and performance. With an approximate depth of 15cm, this mattress provides a slim yet supportive profile suitable for a wide range of bed frames. Features include a 13.5 gauge open coil spring unit for dependable support, a Cool Blue memory foam layer designed to help regulate temperature, and high-density modified polyether for enhanced durability. Monopoly construction adds extra stability, while the quilted high-quality fabric cover with a stylish black border improves comfort and appearance. The mattress is also hypo-allergenic, helping to create a healthier sleep environment. For convenience, it is vacuum roll-packed for easy handling and delivery. Please unwrap the mattress upon arrival and allow 24–48 hours for it to fully expand and reach its optimum height before use. Proudly manufactured in the UK.