The Octaspring 8000 Mattress by Dormeo is one of Dormeo's most popular, versatile mattresses. Expertly designed using innovative Octaspring® technology and a luxury layer of memory foam, you'll enjoy not one - but three layers of Octaspring® comfort. These clever eight-sided three-dimensional foam springs are arranged into eight zones, for incredible, personalised support, exactly where you need it. It's up to eight times more breathable than traditional memory foam - so it's the perfect choice if you're looking for a cooler, fresher sleep. It's available with Free Next Day Delivery and a remarkable 20 Year Warranty for your complete peace of mind.