Combining space-age technology and a mattress-making heritage that stretches back over 60 years, the Silentnight 800 Mirapocket Memory Mattress is the perfect choice if you want medium to firm support but all the comfort of memory foam. Constructed to provide maximum support and comfort along the spine, shoulders, and lower back, it also incorporates some environmentally-friendly materials that make the 800 Mirapocket a greener choice.The mattress is topped off with a 2cm layer of memory foam, which is more than enough to give you that cushion-soft feel with no compromise on support. The knitted cover is breathable and soft, adding a little extra layer of cosiness. The entire mattress measures in at just 26cm, making it easy to move around and top-to-toe turn when necessary. The mattress conforms to the BS7177: 2008 standard for domestic use, and comes with a 5-year guarantee as standard.Breathable fibres made from sustainable sources and that are 100% recyclable make this one of the most environmentally-friendly mattresses on the planet. Not only are they kind to the planet, but the Eco Comfort Fibres have been scientifically proven to keep you cooler and fresher all night long, no matter how hot it gets.Not only is the 800 Mirapocket green, but it�s also Vegan-friendly too. No animal by-products are used in the construction of the mattress. You won�t end up with any unwelcome guests in the bed either, as the hypoallergenic nature of the mattress deters mites, making it ideal for asthma and allergy sufferers.You�ll only find those clever little Mirapockets in a Silentnight mattress! The unique spring system provides exceptional support and improved spine alignment, minimising roll-together and preventing your partner from being disturbed by any movement during the night.