Crafted from high quality 1/4" MDF (medium-density fiberboard). Tip- Door hangers are typically sized to at least 20" at the largest outer points. MDF is uniform, dense, smooth, and free of knots & grain patterns. Its smooth surface makes it an excellent medium for paint. Shipped unfinished, ready for painting and customization. Hangers not included Larger sizes and additional fonts are available upon request.