... .Material:solid firskeleton inside, steel outside , veneered with Paint.3.Thickness of door leaf:4cm4.Opening direction ... :on left/on right7.Integrates the door frame with the door leaf perfectly,convenient to install8.Moth ... crack resistance, solid deformation, sound insulation effect is good, durable products;6.Non-toxic, tasteless, does not ... Accept samll quantity steel door order with good price