The 280 ball collectors chosen to participate in Roland-Garros are selected after several phases of selection. The main condition is to be between 11 and 16 years old.

The ball collectors of the Porte d'Auteuil have a reputation throughout the world. Considered the best in the field, some tournaments on the ATP and WTA tours do not hesitate to use the services of trainers to train. But who are these tennis fans, who during the fortnight rub shoulders with their idols as closely as possible and how are they recruited?