Ready for customization with a blank-slate design is the Air Jordan 4 Ready for customization with a blank-slate design is the Air Jordan 4 Retro PS ‘DIY.’ Made for little kids, the shoe’s upper is constructed from white patent leather with black piping and matching hits of black on the eyelets, wings, and collar lining. Jumpman branding is on the tongue and heel tab, with the quarter panel covered in a print that pays respects to MJ’s career achievements. Speckled detailing is on the foam midsole, and the outsole is made of a black herringbone-traction rubber.