IDL Interior Doors, are beautifly crafted in Pacific Cherry (Nyatoh), an exotic subspecies of mahogany , and built with the same care and craftsmanship as our exterior doors to provide a lifetime of enjoyment. These interior doors are based on the Craftsman style with with simple straight lines, square edges and flat panels. For a lighter and more open look, interior doors with glass panels offer a great choice. The glass panels are available in a variety of styles.