Mattress SERENITY 90x200cm. The mattress has 7-zone pocket suspension. There are 250 springs/m2. The height of the springs is 15cm. Both sides of the springs are covered with 30kg/m3 foam which is 2cm thick. The mattress is covered with 200g/m2 polyester wadding. Mattress stiffness: firm. The cover has a zipper and can be removed. The mattress dimensions are 90x200xH23cm. The product is made in EU.