All of these are good recommendations, especially the gc2b if you plan on using it for daily wear.
One thing to note about the Underworks binders, specifically the tri-top...is that it has the tendency to roll up. It isn't a huge deterrent, but it is something to be aware of, especially if you plan on wearing your binder for extended periods of time.
"People do not care. If you cannot keep up, you will lose everything."
“It’s not how tragically we suffer, but how miraculously we live.”
“This above all: to thine own self be true, And it must follow, as the night the day,
Thou canst not then be false to any man.”
~Tea is wisdom, just add water~