Featuring Silentnight?s exclusive Mirapocket zoned spring system, this Tranquillity 1000 Pocket mattress is scientifically proven to provide better spinal alignment for healthier sleep and improved posture to ease any aches and pains. With 1000 individually responsive springs which contour to your body shape, it?s designed to offer tailored comfort and pressure relief second to none. Its layer of Eco Comfort Fibres works perfectly alongside the breathable border to offer fresher, breathable comfort with enhanced airflow to help prevent overheating. This comfort layer also means this mattress is great for both you and the environment, as it?s made from 100% recycled plastic bottles which otherwise would have gone to landfill or into our oceans. A traditional hand tufted finish offers a slightly firmer feel and outstanding durability. As a single sided mattress, there?s no need to turn it, simply rotate for longevity. This mattress is hypoallergenic, so it?s designed to reduce the chance of an allergic reaction, so you can sleep without worry in a relaxing environment. Mattress firmness: Medium/Firm. Made in the UK. Full 5-year manufacturer's peace of mind guarantee.