15cm thickness Coil spring system Double jersey cover Zip off cover Ideal for bunk beds, high sleeper and mid sleeper Made in the UK to British regulations Traditionally Made For A Bounce A spring system is used to provide support alongside a bouncy comfort which materials such as memory foam cannot do alone. No Rolling Off Around the spring system used in this mattress, a reflex foam boundary is added which acts as a firm barrier to reduce the chance of you rolling off the edge of the bed. Hypoallergenic Sanitised materials are used to provide hypoallergenic and anti-dust mite properties that makes it a great for allergy and asthma suffers.A restless free sleep is a perfect nights sleep for any person. Support To Support An orthopaedic quality that provides support to all parts of your body to ensure you are sleeping correctly and have a restless free nights sleep. Added Extra To provide extra softness and plumpness to the mattress, polyester wadding is added into our covers where the end results provide a soft and luxury feeling mattress. Sanitised Luxury Cover An easy zip off cover that not only has anti-dust mite properties but can be dry cleaned with ease.  Quick And Easy Transport This mattress is vacuum packed and rolled for quick and easy transport. We use powerful machines to compress the mattress and then suck our all of the air within. The mattress is then rolled up and secured ready for dispatching. Mattress requires up to 72 hours to fully expand once opened. Safe & Regulated While Supporting The UK Feel safe and assured that you are buying a product that has been manufactured within the UK by us and conforms to all British fire regulations.