Construction Expertly crafted of solid kiln-dried poplar, MDF and oak veneers with an Onyx finish. Crafted of poplar, a medium-density hardwood that's straight-grained and uniform in texture. Kiln-dried wood helps prevent warping, splitting, cracking and developing mildew. MDF is an engineered wood that lends exceptional strength and ensures the product's structural integrity over time. The use of veneers results in high-quality furniture with flawless surfaces and consistent color tones. Desk i