400 characters to describe folders? Exactly what can be said of folders? They hand around your home office just waiting for zomething to do so get busy people and stuff away putting years worth of papers where you'll forget them for another year or two.
I like organizing files by color. It is a quick way to find something on a crowded desk. I introduced these to my mother as she was setting up her files after a move. Saw her eyes light up. She will use them. They are too bright and cheerful not to. Why should everything in an office be olive drab?