The Studio by Silentnight Eco Rolled Mattress is made with sustainable finres for a breatheable and refreshing sleep experience. The Mirapocket layer inside uses 1000 pocket springs to individually respond to movement and deliver individually tailored support. Delivered vacuum -packed and rolled for convenience. This mattress is also single sided so there's no need to turn, simply rotate regularly to ensure even wear and longevity. Mattress firmness, Medium/ Firm Made in the UK.