These kiln-dried hardwood cubes are perfect for a variety of craft and artistic projects. They are smooth, unfinished cubes with crisp corners and are are made of a variety of domestic hardwoods (including maple, birch, ash, poplar, basswood, oak, or a mix of these). The color may vary among blocks depending on natural characteristics of the wood used. Blocks may require additional sanding or smoothing, depending on your project.