According to this graphic going crazy on Pinterest, Tumblr and Facebook, the lines on a Solo cup actually mean something.
The bottom line is an appropriate serving for liquor: 1 ounce. The middle line marks 5 ounces: the serving size for wine. And the next line is a perfect serving for beer.
Whether college kids will actually follow these guidelines is another story.
UPDATE: A kind reader emailed us his correspondence with a Solo rep, who said any line proportions were “coincidental.” But the guidelines are often used by colleges to prevent binge drinking.
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