Set for whiskey “Brittany” Crystal Manufacturer: Crystal Bohemia Czech Republic set damask 1 and 6 glasses. http://www.crystal-bohemia.ru/prod/index.php  In model 2 glasses with a different drink level (adjusted with the Slise Liquid level modifier in the stack). The library multimateriala 2 configured to enable or disable caustics in the rendering settings. Perhaps each multimaterial apply to the entire set completely as objects assigned to your ID.