Lake Michigan Beach Glass Shadowbox Ornament! Make it unique by adding your store name, town name, year, or a special message to the outer ring. Shadowbox can be filled with sea glass, agate chips, shells, beads, or any treasures you like. The back opens easily by removing two screws, and it's beautifully packaged in an organza pouch inside a reusable clear plastic box. A perfect gift for anyone who loves the Great Lakes!