Indigo Boss Haori
From Inkipedia, the Splatoon wiki
The Indigo Boss Haori is a piece of clothing in the Splatoon series.
It is a 2-star item produced by Unknown and comes with the primary ability Quick Super Jump. It must first be unlocked through leveling up the Sizzle Season 2023 Catalog to level 100. It can only be ordered from another player after being unlocked.
Apperance
The Indigo Boss Haori is a dark blue Haori with white scale-like lines at the bottom.