It's all uppercase Nike. Generally speaking, there are letters on the real nikelogo, and those with lowercase letters are generally fake shoes, not even high imitation. They are used to deceive people who don't know much about sneakers. The manufacturers of these shoes printed some lowercase letters on Nikelogo for fear of being held accountable for counterfeiting. Never buy sneakers like this. Completely fake shoes will not be comfortable to wear.

Yes, of course, the lowercase ones are mostly retro models. Many clothes and hats are lowercase ... don't worry about what others say. ...