I feel like, as far as modern designs, Nike hasn't had a casual hit since the 270. Could the Air Max Flyknit Racer be it? I just realized this reads like a
Nike Flyknit Trainer "Atmosphere Grey" Release Info - JustFreshKicks
Nike files lawsuits against New Balance and Skechers for patent infringement | Marketing-Interactive
Best Comfy Nike Air Max Shoes That Add Height - Saucedby