Theyre a little bit flimsy, but they actually work.

In his video, Dave Hax starts by lighting the key with a lighter until it turns black.

Next he places a piece of tape on a can lid and cuts around the outline.

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Yep, its that simple!

Who would have thought?!

Now that dreaded trip to your hardware store to have a key made can be postponed.

Watch how Dave Hax does this in his step by step tutorial and make yourself a spare key!