Cultured marble cube urn is ideal for smaller niche size if you have chosen to place the ashes in a columbarium wall. Various shades of green swirled with black and creamy white. Compact and sturdy design. Cultured marble is a synthetic blend of resin and crushed marble. Super durable, comes in a variety of colors, and is suitable for burial. Many cemeteries will accept this style as a vault, check with your funeral provider to confirm. Made by American craftsman with love and care.