Young rider classification in the Tour de France only open for first-time competitors, but in 1987 it became open for all cyclists less than 26 years of age at 1 January of the year following that tour. From 1989-1999, the white jersey was no longer awarded, although the competition was still calculated. Since 2000, the white jersey has again been awarded, open for all cyclists less than 26 years of age at 1 January of the year following that Tour. In 1997, the name of the competition officially changed to 'Souvenir Fabio Casartelli'. The optical retail chain Krys has sponsored the white jersey since 2015. Since the young
Tour de France during World War II run. More than 10,000 took part. In 1943, "l'Auto" ran what it called the "Grand Prix du Tour de France", the paper's assessment of the greatest riders calculated using their placings in single-day races, all organised by "l'Auto". At the end of the season, a yellow jersey was given to the cyclist with the best overall classification. The winner was Jo Goutorbe. Even though The Grand Prix du Tour de France was organized by Jacques Goddet, he made it clear that it was not an official Tour de France. The Grand Prix du Tour de France 1943 consisted of the