Memory foam in a mattress will always provide a sleeping surface which you can sink into & will give a nice luxurious feel. This mattress has been designed with a soft “stretch” cover to enhance the luxury feel of the memory foam & to ensure that you enjoy all of the pressure & pain relieving benefits of a memory foam mattress, but a firm spring system has been used so that support is not compromised. The bonnel spring system is manufactured in the UK so it is of the highest quality & will be supportive for many years. This is the ideal mattress if you like the idea of memory foam, but you still feel that a high level of support would be beneficial. Mattress is 24cm deep Supportive medium firm feel Durable spring system Hypoallergenic comfort layers Pressure relieving memory foam Soft touch fabric cover Free next day delivery