The hidden meaning behind the circles on plastic cups…

The hidden meaning behind the circles on plastic cups…
The grooves on plastic cups represent the reference unit of measurement for alcoholic beverages: ounces. The correct amount indicated for a certain product.

We all try to use less plastic to reduce our environmental impact but let’s try to unravel an age-old mystery related to plastic cups: why are there circular lines on the glass? The explanation is really fascinating because they are guidelines.

Guidelines for alcoholic and spirits