Ballerina Tabbed Binder Divider

I had some test rectangles that were very flexible and thin. I tried using a 3 hole binder punch on it and it worked.
So, I was thinking I could make my own binder dividers. Before I finished them I came up with this design for my daughter's school binder.
The final I made just a little too thick for the 3 hole punch (you may want to decrease Z axis a little) or maybe use a single hole punch. They release a little easier.
There are no holes for the binder rings. That way it can be 'cust