With over 1000 re-active pocket springs in the king size option, our Ortho Premier mattress is upholstered with layers of cotton and polyester, to provide a traditional firm comfort feel. Hand made in the UK, our Ortho collection is our firmest range of mattresses - perfect if you prefer a more supportive sleeping surface. Individual pocket springs provide responsive support, moving to map your movements while you sleep to keep you well supported throughout the night. Fillings are sustainable and resilient for the ultimate in comfort and hygiene, meaning your sleep space feels clean and fresh throughout its lifetime. These luxurious materials are also perfectly matched for a firmer feel to complement the other elements of the mattress. For longevity, reinforced side stitched seams and hand-sewn felt tufts ensure all fillings remain even and stable for extra support. Extend the life of your new mattress with a durable and breathable mattress protector. . Please note: We recommend you visit one of our shops and try out your mattress choice before ordering online. Please note: not all our ranges are on display in our shops. For more information, please speak to a furniture Partner in store, or call 03452 661805 and we can tell you where the range you'd like to view is on display. 0% APR Representative: this product is eligible for Interest Free Credit, available when you spend £1000 or more on selected home products. Call 03456 065019, or visit our shops. Terms and conditions apply: find out more