This Apple Park T-shirt is black with the Apple Park “loop” logo in the shape of the main “spaceship” building at the Apple Park campus. The loop logo is in the same colors as the classic, multicolor Apple logo.
This shirt was purchased at the Apple Visitor Center Apple Store at Apple Park. Its product number is HLD32LL/A. The shirt is a size XXL, unopened in its original box.
I have 2 of these shirts in my collection.