Why Do Red Solo Cups Have 'Measuring Lines'?

Rumor: The lines on red Solo party cups are designed for measuring servings of various kinds of alcohol..
The lines on red Solo cups are markings to designate serving sizes of various kinds of alcohol.

Winco PMCP-25 Measuring Cup, 1 Cup, Raised External Makings Quarts (Red Letters) & Liters ( Blue: Home & Kitchen

The secret meaning of the lines on a Solo cup

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What Do The Lines on Solo Cups Mean? [Jersey Joe # 256]

Girls Gone Wine - Who knew? Cheers to the red solo cup! The cup, invented by Robert Hulesman, features three distinct lines that are actually intended to function as measurement lines. The

18oz Solo Cups, Red Color, Pack of 100 Cups Squared Grip to ensure strong and reliable performance The original sign of good times and gatherings Made

SOLO Original Red 18oz Plastic Party Cups, 100ct

red solo cup measurements myth｜TikTok Search

What the lines on red Solo cups really mean – they aren't for measuring alcohol

18oz Solo Cups, Red Color, Pack of 100 Cups Squared Grip to ensure strong and reliable performance The original sign of good times and gatherings Made

SOLO Original Red 18oz Plastic Party Cups, 100ct