200 does not include a handle as compared to coffee cup 100 as shown in fig9 16 novel drinking brim 102 is positioned on the top edge of tumbler 200 since a drinker can pick up or grasp tumbler 200 in many different circumferential positions the position of novel drinking brim 102 along the top edge of tumbler 200 is not critical the shape of novel drinking brim 102 is contoured to the mouth of a drinker as illustrated in fig9 16 novel drinking brim 102 extends radially outward from the top edge of tumbler 200 the top portion of novel drinking brim 102 is depressed relative to the top edge of tumbler 200 at the outermost portion of novel drinking brim 102 the bottom contour of novel drinking brim 102 restricts back to the body of tumbler 200 overall the shape of novel drinking brim 102 has multiple contours to provide the best fit between the novel drinking brim 102 and the mouth of the drinker fig1 24 illustrate an example embodiment of the instant invention using a martini glass in this exemplary embodiment martini glass 300 includes novel drinking brim 102 bowl 302 stem 304 and base 306 novel drinking brim 102 is positioned on the top edge of bowl.