For a sound night&8217;s sleep the Posture Pocket 1200 Double Mattress delivers on all levels. The mattress is made up of foam encased pocket springs & a 5cm layer of high density comfort support foam. The pocket spring technology evenly distributes your body mass to prevent roll together & unnecessary movement while asleep. This is a no turn mattress; simply rotate every few months to ensure an even wear, it also comes complete with a removable, cleanable cover for easy laundering.