pf2e.fyi
From Pathfinder Advanced Player's Guide, which isn't enabled.

Sure Foot

FEAT 4
Archetype Horizon Walker
Prerequisites Horizon Walker Dedication; expert in Acrobatics; expert in Athletics

You know the secrets of moving in your Favored Terrain. You gain a +2 circumstance bonus to skill checks to move within your favored terrain, such as Acrobatics checks to Balance on ice, Athletics checks to Swim in rough water, Acrobatics checks to Fly in windy conditions, and so forth.

Pathfinder Advanced Player's GuideOGL