This small indentation helps millions of milk jugs be produced more sustainably every year.
Why It’s Circular, Not Square
The circular shape isn’t random. Circles distribute stress more evenly than corners or straight lines. That’s why engineers prefer circular designs when dealing with pressure and impact.
A round flex panel:
Prevents weak stress points
Improves durability
Responds smoothly to pressure changes
It’s the same reason manhole covers and pre