What happened: MLB clubs will wear specially designed uniforms and caps for games played on July 4. The sets carry stars-and-stripes themes marking the Independence Day holiday.

Why it matters: Holiday uniform programs are a recurring league-wide marketing event, putting every club in coordinated themed gear for a single day. The July 4 slate is one of the most visible dates on the regular-season calendar.

What to watch: Watch for the themed sets across every July 4 matchup on the schedule.