... +Honeycomb+Molded board 3Finish:PU Coating 4Usage:interior MDF interior door 1.Structure: Molded doors,PVC Doors,Melamine Doors, Veneer Doors. 2.Filling ... :Oak, black walnut, teak, cheery, mahogany, maple, white and so on, more than 100 colors and over 40 designs MDF interior door