Below are a couple of posters you can use for your salon window. These are great for bringing in customers. 

To print, you should engage a professional printer. The size can be changed, but recommended size is 1 meter wide and scaled to length. Just send this page to your printer and they will be able to print them off no problems. 

Send this page to your printer:

Poster 1

Download Here

Poster 2

Download Here

Perhaps some of these items may interest you