The Duoform® mattress is a luxurious sleep solution from Magniflex®. Using a patented combination of Memoform® and Elioform®, the Duoform® mattress will cradle you in pure comfort. With a 3 cm Memoform® layer on a 15cm Elioform® layer, Classic is ideal for those who desire the anatomic qualities of Memoform but require a firmer more orthopedic support.