Look carefully at these photos and tell me what you see.
The problem in in the first photo is easy to spot. The entire blue star field was sewn in upside down.
In the second photo, the dimensions of the stars seem too large in relationship to the stripes.
The flag in photo three has the opposite problem—the stars seem slightly undersized when compared to the stripes.
Here is an article from The Daily Flag published last year that describes the proper ratios for the elements in the flag.