Rainbow Murano Style Art Glass Tear Drop Centerpiece on Crystal Base 13" is a flowy colorful work of art in the shape resembling a Tear Drop. It Is cheerful and will enhance any decor. Rainbow is the symbol of success, hope and fortune. If you see the shape of the rainbow, it bridges gap in the sky. Similarly, rainbow dreams indicate the bridges in relationships. Art glass is a blend of many colors of glass and it is completely normal to have air bubbles appear in the glass. Colors may also vary from piece to piece making each one a unique work of art.