The sirroco airflow straight line is a great value mattress that is handmade in the uk. It features a super soft cool touch top panel cover which is luxuriously comfortable. The mattress core contains a 13.5 Gauge patented ultra max diameter open coil bonnell spring unit, which distributes weight & pressure over a large area improving your sleep comfort. The mattress also has a layer of high-quality memory foam that moulds and shapes to the contours of your body providing a soft comfortable feel and allowing the sleeper to wake up feeling revitalised and refreshed every morning.