How do you know a bag is high quality?

TPF may earn a commission from merchant affiliate
links, including eBay, Amazon, and others

I base a bag's quality on how it feels, and how the small details are holding up. Stitching, perfection of alignment, and how solid the bag feels when it comes to the leather or fabric used, as well as the zippers or buttons, tells me if the bag is of excellent or mediocre quality.
 
Top