Various forms of the front photo are now circulating the internet, and the back is here, as well:
I’ve been told the soundwave pattern on the back collar is supposed to represent the COYBIG fan chant. The sublimated N pattern has been a feature of much of NSC’s graphic design since the initial branding reveal in February 2019.
With the kit’s leak, I would expect the club to officially reveal it first thing Monday morning (presumably with a few more glamour shots).