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 Eugène Christophe. Each team brings multiple yellow jerseys in advance of the Tour in case one of their riders becomes the overall leader of the race. Riders usually try to make the extra effort to keep the jersey for as long as possible in order to get more publicity for the team and its sponsors. Eddy Merckx has worn the yellow jersey for 96 stages, which is more than any other rider in the history of the Tour de France. Four riders have won the general classification five times in their career: Jacques Anquetil, Eddy Merckx, Bernard Hinault, and Miguel