Grey Transitioning: What It Really Involves (And How Grey Blending Fits In) Grey transitioning is often talked about as if it’s a single appointment or a guaranteed transformation.In reality, it’s a progressive, corrective process that depends on hair history, hair condition, and realistic expectations. This guide explains how grey transitioning works, how grey blending supports the process, and what to expect before booking. Quick Navigation (Jump to a Section) What Is Gr