Nike Air Tech Challenge 3 Andre Agassi Black Denim Men's Size 11year 2015, # 749957 Nice shoes Reminiscent of Andre Agassi’s classic 90s acid-washed shorts and eccentric on-court apparel, his Air Tech Challenge 3 emerges with a similar application on the shoe’s denim upper. The aesthetic features a mid-top design, while the Dynamic Fit sleeve helps provide a snug fit. Contrasted with a white midsole, the shoe also incorporates a visible Air bag in the midsole and a Nike Air Sole unit in the forefoot.