Ballet flats to lace up flats

Hi to everyone!

 I had these shoes which I loved but I was getting blisters because of the bias tape.
 So I decided to remove it.

After that I realized that it was diffcult to walk into these because they were too loose. 

The before:

I made 4 holes in each shoe with the belt punch plier, added an elastic cord of the same color...and...

...the after:

...the back:

Now it's very comfortable and I like the style. Thanks for reading!