About flaw: hand-stitching is not symmetrical, high cylinder a little difference; there is the most common problem (in fact, said that the factory is not fundamentally flawed, counters selling shoes also have this problem) is dyed shades, leather feel there are differences in shades of color; leather some are not so rough rough or there is some cut marks and other marks indentation mark; there are traces of glue, car line is not neat, or other colors blooming leather wrinkled or other issues; then too demanding MM recommendation shoot counter brands