Featuring the Mirapocket support system, this mattress offers even bodyweight distribution to help improve spinal alignment. This individual responsive pocket springs conform and adjust to your body for luxurious comfort and tailored support. This support system has been scientifically proven to improve posture, which can help if you're suffering with niggling aches and pains. This is a firm mattress, ideal for people who like to sleep on their back or on their front. Firm feel. Pocket sprung with pillowtop layer mattress with 1000 springs. Knit cover with micro quilt finish. No roll together. Mattress size W150, L200, D27cm. Rotate mattress regularly. Made in the UK. Package Dimensions:Package 1 dimensions: H27, W150, D200cm. Package 1 weight: 37kg. General information:Manufacturer's 5 year guarantee. EAN: 5037892045715.