Customizable monograms come in 4 styles. Fine 24% lead crystal barware - 15.5 oz. Square Highball 13.5 oz. square Double Old Fashioned 16 oz. Round Highball 14 oz. round Double Old Fashioned Set of four - 13.5 ounce Square Double Old Fashioned Set of four - 15.5 oz. Square Highball Set of four - 14 oz. Round Double Old Fashioned Set of four - 16 oz. Round Highball