When you lie on this mattress is it so luxurious that you will just not want to get up again – which might cause some people a problem in the morning A pocketed spring unit has been used to allow the mattress to react & contour to the individual curves of the person lying on it. This means that you can enjoy a sumptuous feel but also get full support for your body. On top of the springs is a layer of memory foam which has been proven to reduce aches & pains & also to reduce the number of times that you will toss & turn during the night. A magnificent mattress with a big saving. Free next day delivery. This mattress is 23cm deep 1000 individual pocket springs Luxurious layer of memory foam Soft fabric cover Extra high loft Free next day delivery