From their website "We utilize two different caps: vented and non-vented. There is a small hole in the top of our vented cap that allows for airflow in and out of the bottle to keep it from collapsing or distorting during shipping or on shelves."
still doesnt explain why some bottles have it and some doesnt lol
From their website "We utilize two different caps: vented and non-vented. There is a small hole in the top of our vented cap that allows for airflow in and out of the bottle to keep it from collapsing or distorting during shipping or on shelves."
still doesnt explain why some bottles have it and some doesnt lol