Felix perfect game shirts are hot off the presses!

And Safeco Field will be all yellow.

It's been almost a week since Felix Hernandez's perfect game. We've seen the scorecard. We've watched the celebrations. But what about the commemorative shirts that will be awarded to the first 34,000 fans during Felix's start on Tuesday night? Where did they come from?

Glenn Leimbacher, from PromoShop's Seattle branch, gives fans an idea of how these shirts are created and what it means to be a part of the perfection.

-- Matt Monagan / MLB.com

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