What happened: MLB has unveiled special Independence Day uniforms and caps built around a stars-and-stripes theme, to be worn by teams across the league during July 4 games. The commemorative gear is paired with holiday promotions at ballparks nationwide, including patriotic caps, T-shirts and novelty giveaways.

Why it matters: The July 4 rollout lands on America's 250th anniversary, giving the league a marquee marketing moment and a merchandise push tied to one of the most-watched dates on the sports calendar. League-wide themed uniforms have become an annual tradition, driving jersey and cap sales while unifying the holiday's broadcast look.

What to watch: Watch for the uniforms to debut during the full July 4 slate, with commemorative jerseys and caps available as the holiday promotions run at ballparks around the league.