After having baseball pitchers getting beaned at alarming rates, Major League Baseball gave players the option of wearing a newly designed protective cap. It kinda looks a regular hat...with a batting helmet stuffed inside.

It looks like this.

abc news

One of the best comments at the end of the story "Padres Pitcher First to Use Protective Baseball Cap" said it best.

"Hardly Noticeable"

Classic. Way to win the internets!