Unless I lose it, I'm going to use this for the rest of my life.I bought this with the insert kit, which includes a sturdy cardboard folder with card slots and a plastic insert with a zip pouch on one half and card sleeves on the other.Here's what I love about it:- It is my wallet, notebook, pen case, and paper ephemera collector all in one. No more loose change, pens, and receipts rattling around in my bag. No more heavy notebook to carry around.- It keeps me organized. All of my receipts and sSee full review