Mirapocket® Spring systemThe advanced zoned Mirapocket® spring system offers the ultimate in comfort. Each mattress with Mirapocket® technology contains individual springs that are held under tension in their own fabric pockets. Each spring responds to your body, spreading your weight evenly accross the bed providing zoned support where you need it most and luxurious, tailored comfort that is second to none. Our Mirapocket® spring system will also offer the following benefits:Offers various spring to meet your individual comfort needs, allowing you to find your perfect comfort solution for a great night’s sleep.Individual responsive spring system providing zoned support.Pressure relief for a comfortable night’s sleep.Edge to edge support providing more presonal sleep space.Pressure reliefPressure can build up into painful hotspots, causing pins and needles or aches and pains. Mirapocket® spring systems give pressure relief for a comfortable night’s sleep.Memory FoamBody moulding memory foam for pressure relief and soothing comfort.PurotexPurotex cover, treated to reduce moisture and dust-mite allergens to create a drier, fresher and all-round healthier mattress. This mattress is hypoallergenic and dust mite resistant for a healthier sleep.Single SidedThis mattress is single sidedQuality AssuranceAccredited onsite laboratory to bring the best products to you.Every Silentnight mattress type is tested to ensure it exceeds all British standards.We are full members of the Furniture Industry Sustainability Program.Fibre ContentSleep Surface – 100% PolyesterUnderside – 60% Polypropylene / 40% PolyesterSide Border – 24% Polyester / 36% Cotton / 40% PolypropyleneDivan base – Border – 24% Polyester / 36% Cotton / 40% Polypropylene Lid – 75% Polyester / 25% ViscoseHeadboard not included and available separately.Listed spring counts are based on a king size mattress (measuring 5ft x 6ft 6in /150cm x 200cm). The amount of springs will alter on a pro-rata basis dependent on mattress size.