Murano Style Art Glass 14" Long Harmless Shark is beautiful and will not bite! The shark spirit animal exudes power, superiority, and authority in its natural environment. This indicates the need for you to fight for what you want. Do not back down, and be steely in your resolve to show everyone who is in charge. 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 slightly from piece to piece making each one a unique work of art.