Pure original version Balenciaga 4th generation 4.0 Balenciaga Track 4.0 Balenciaga 4th generation accessories are privately developed and added with new designs. While continuing the outdoor contours and complex upper structure of Track Trainer, it is an upgrade to the previous generation of Track. It is similar to the previous generation. It has a more complex appearance than Track.2, with the upper consisting of 176 parts. Size: 35-42.