... glass ,promotion gift,glassware ,flashing juice cup ,promotional gift ,barware stem cup ,blinking light ,light up novelty ,plastic flashing cup ... ,glow cup,flash glass ,flashing barware ,flashing beer mug ,shot glass ,lighting cup ,barware ,flash mug,led flashing glass , ... cup,flash glass ,light up glass,lighted glass,flashing barware ,flashing margarita glass,plastic flashing cup ,flashing shot glass ...