Baseball players wear hats because wearing a hat is correct

Are Major League Baseball players required to wear hats? - Quora

Colin has a message for guys who wear their hats backward like Carson Wentz, NFL

Why did Ken Griffey Jr. wear his hat backwards? MLB legend's iconic fashion choice had little to with style

When did wearing a baseball cap over the tops of your ears become fashionable? - Quora

How To Wear A Hat: The Ultimate Guide For Men

Video: The secrets of Buster Posey's baseball cap

Collecting Game-Used Baseball Caps: Tips and Things to Look For

Will Ken Griffey Jr. wear a backwards cap on plaque? Hall of Fame 'open to' idea – New York Daily News

Why Did Men Stop Wearing Hats?

Has an MLB player ever worn their hat backwards during a game? - Quora

equipment - Are Major League Baseball players allowed to wear nonstandard hats in the dugout? - Sports Stack Exchange

Several Cardinal players are now have 21 on their caps

Baseball players wear hats because wearing a hat is correct

From Ken Griffey Jr. to the Braves' Ronald Acuña — is Major League Baseball still not feeling hats to the back?

How the Alex Torres hat came to be, a fiction - Gaslamp Ball