Puerto Rico's undefeated 'Bleach Boys' unveiled a new hair celebration

Heading into the World Baseball Classic semifinals that begin on Monday at Dodger Stadium, there will be two undefeated teams: Japan, winners of the 2006 and 2009 Classics, and Puerto Rico, who finished as runner-ups in 2013.
How did Puerto Rico do it? Sure, you could point to an unstoppable, bat-flipping offense that scored 29 runs in the first round and finished atop their second-round pool after decimating Venezuela, 13-2, on Saturday. But how did they do that? The answer, obviously, is hair. 

After their bleached locks inspired the team at the outset of the tournament, they knew they needed something to push the team to even greater heights. Enter: the head rub, bleach brush, or coiffe caress that they debuted on Saturday: 

Either that, or the entire team has a bad case of dandruff.
Whatever the reason, Puerto Rico is playing like a team inspired. And while we have no idea how they could possibly up their hair game, we're sure they'll come up with something to ensure that their hits keep finding grass to land in: