Every time I see that, I can’t help but think the person doing the balancing was just lazy and/or incompetent.
It’s not hard to take the time to do it correctly.
But I mean I guess if it zeroed out and they don’t come flying off..
I would take it back and have them add the proper sized weight (vs two piggy backed). I am pretty sure these are designed to be attached to the wheel, not each other. Maybe take photo so others can comment.