Lead free crystal glass, heavy weighted base and thick 1/4" walls crown it king of bar accessories | Make 2 drinks in our stirring glass. Stir, pour and enjoy a double old fashioned or manhattan | A shaker dilutes. Preserve the aromas of your whiskey, gin, or other alcohol with this drink mixer | Industry standard width is compatible with nearly any hawthorne or julep cocktail strainer. | Whether a home or professional bartender, this heavy duty glass can handle your bartending load