Probably a good feature while these rings are holding together your important papers but I found them nearly impossible to open and close once opened. I tried several from the package and they were all that way.
i CHOSE THE COLORED RINGS VS STAINLESS LOOK i LOVED THEM REALLY MADE THE BOOKLETS I PUT TOGETHER WHICH sTAPLES PUT THE HOLES IN FOR THE 11 PAGES i HAD--mADE IT EASIER FOR ME & WAS A GIFT TO A FEW SO i THOUGHT IT DRESSED IT UP