Mattress POCKET SPRUNG & MEMORY FOAM MEDIUM TO FIRM MATTRESS. Manufactured in the UK passing all fire safety standards. 1000 pocket sprung & memory foam mattress. The Imperial in manufactured in the UK to very high standards using a premium 1000 count pocket spring unit.Its high quality components give greater support to the contours of the body and the combination od 5 cms of memory foam and 1000 count pocketed springs offer real durability and extra comfort for those who want the ultimate in a state of utopian comfort. The mattress is finished in a stress-free, breathable quilted upholstery with an air circulation system and the quilted covering keeps the multiple layers of luxurious fillings in place. Location kensington Olympia w14 8jd.