double old fashioned whiskey glass (set of 4) with granite chilling stones - 10 oz heavy base rocks barware glasses for scotch, bourbon and cocktail drinks red rocks double old fashioned whiskey glass (set of 4) with set of 6 granite chilling stones - 10 oz heavy base rocks bar ware glasses for scotch, bourbon and cocktail drinks, completely dishwasher safe; will not etch, cloud or discolor for the life of the glass.