I have been using the staples heavy-duty binders with D rings for quite awhile and find them very durable. I like the fact that one is able to place a sheet of paper inside the outside cover and the binder edge so that the contents are easily identifiable. I use the binder continuously so I really appreciate the fact that even after continuous use D rings do not open or expand as many other binders I have used in the past do. There is nothing worse than having a full binder and then the ring opens and everything falls out. The price for these is also great especially when on promotion.
This is very strong and durable file folder . Last also we boughted similar from Staples and still they are in use Staples provide quality product with reasonable price. requirement of our office supply I prefer to buy from staple
I've been using Staples binders for as long as I've had my business-- 14 years. They never disappoint. Sturdy-- they hold up for a long time even when I handle them daily.