Capitalizing on the momentum of Sinner-mania in Italy, Nike officially released the first installment of Sinner's signature gear in limited quantities at a pop-up event for local fans in Turin.

It's not just a sign that Nike and Sinner are moving on from his "carrot" era—it also hints to an exciting shift happening within the brand's big-name roster.

Last week, Jannik Sinner received a hero's welcome when he arrived in Turin, Italy. The 23-year-old Italian won his first two Grand Slams this season and has quickly transcended tennis to become a ...