All pieces are made of solid oak hardwood and Made to Order in several finishes* with a variety of pull options. Iso Dining items are finished with a low sheen (10 sheen) top coat. The finish is GREENGUARD Certified for low chemical emissions. *Natural variations in solid wood and hand-applied finishes make each piece unique. Slight grain and finish irregularities as well as subtle differences in stain shades are signs that the furniture has been crafted from solid wood and are considered hallmarks of quality.