Krak-On
From Inkipedia, the Splatoon wiki
Krak-On (Japanese: クラーゲス Kurāgesu) is a brand within Splatoon, and the creator of the Krak-On Splat Roller. Krak-On clothing and headwear pieces are 5 times more likely to get Swim Speed up as a Secondary Ability than other abilities. It also has a 50% chance to get Defence Up as another Secondary Ability.
For a list of Krak-On gear, see Category:Krak-On.