Why do more distilleries choose round bottles instead of square ones?

Round bottles are a traditional choice for many spirits brands, such as round vodka bottles, tequila round bottle, etc.

It is more comfortable to hold in hand than a square bottle; A round bottle will make labeling easier and more consistent mechanically than a square bottle; If you’re traveling or hiking, a small round bottle may be easier to hold than a square bottle; Cup holders, such as those found in bars, stores, are typically moulded to accommodate round bottles; Round bottles are easier to produce; Round spirits bottles are the least likely to break during transportation; Because spirits is an evaporating liquid, the round shape can best ensure that the aroma of the liquor will not evaporate.