Rockenberg White

Appearance
The Rockenberg White is a simple, short-sleeved white t-shirt. On the chest is the Inkling text from the logo in black, and on the back is the Rockenberg logo. On the left side of the shirt, toward the bottom, is a tiny red-orange tag.

Splatoon 3
The Rockenberg White could be seen in the Splatoon 3 Splatfest World Premiere.