These are the Bolt Legacy Spikes made exclusively for London and they have design details from key moments in his journey.
The right shoe is labeledForever and has the alpha symbol to represent the beginning of his career. The shoe is in the purple and green from William Knibb High School where he started on the track.
The left shoe is labeled Fastest and has the omega symbol to represent the finish of his career. The left shoe is gold to represent his successes and the sock liner highlights his major achievements since 2002.
The tongue of the spikes have Usain's signature and a mark of his classic pose embossed, the Jamaican flag is also incorporated to show the love he has for his home country.