Inquiry regarding the specific opening dimensions for both snap settings of this ball bag

There are two snaps positions at the top of this product where it will close around the ballsack. When snapped into position, what is the opening circumference for both positions? In other words, how big is the opening in the “small position” and in the “large” position.


This question is about Leather Weighted Ball Bag 1kg - 2kg (1 Kg)