Mother of pearl is the iridescent substance that forms the lining of the shells found in both fresh water and salt water mollusks. Because this is a natural occurring substance and the cut pieces are put on individually by hand, no two items will be alike. Handcrafted of natural Mother of Pearl Beveled glass mirror Mirror can hang vertical or horizontal Mirror Surface: 33"H x 20.75W" D-Loop Hanging Mechanism Frame: 5.25" W MDF Backing