Large Beaded Seahorse Ornament 3-Dimensional. Size: 9Hx5Wx3D inches. This Whimsical Seahorse is made of a lightweight plastic and dazzled with glitter, sequines, beads, gems, shells and shimmering irridencent fabric for fins. Makes a Great addition to any coastal decor for the holidays or year round. Mark Roberts Coastal Under The Sea Christmas Collection. By Mark Roberts Coastal Under The Sea Collection. Found Available and in stock now at the Interior Digs N Gifts Christmas Store Shop Online now or In store for local pick up.