Air Jordan Melo M4The Air Jordan Melo M4 is made to withstand heavy use through its improved technology, reduced weight, increased ankle support and an innovative compression sock. The outsole of the shoe is made for traction while the lining foam allows the foot to breathe. The 'M' in M4 stands for Melo and the '4' stands for his 4th shoe in the Jordan Brand as well as his 4 tattoos that represent loyalty, dedication, respect and determination.