Decorative wooden frame of dimensions 42 x 22 x 3. Made of MDF type wood. MDF stands for Medium Density is a substitute for wood. You can recognize DM wood by its acronym in English, MDF. To make MDF wood, wood shavings (85% of the total weight) are pressed and mixed with adhesive glues and other components, using a metal roller at high temperature, to create a compact mass.