Sand etched whiskey tumbler: Each Greenline Goods rocks whisky glass was etched by a skilled artisan and features a hand drawn street grid with map coordinates. Glass sets are carefully packed in an elegant gift box and chosen to make a lasting impression! 10 oz with a heavy base: Premium quality glassware, LEAD *************************************************************, and just the right size. This glass is suitable for any number of cocktail classics. Looks especially classy with an old fashioned, scotch, or full-bodied bourbon. Unique gift idea: Looking for a unique gift idea? You found it. Each glass features an intricate city map which wraps around the tumbler to show a favorite neighborhood or hangout in stunning detail.